V. Simeonov

S. Tsakovski, V. Simeonov, P. Simeonova, 2011, Journal of environmental science and health. Part A, Toxic/hazardous substances & environmental engineering.

Onobrychis pindicola and O. montana (Fabaceae) in the Pirin and Slavyanka Mts (SW Bulgaria): can we distinguish between them?

V. Simeonov, K. Wolff, M. Nedyalkova, 2017 .

Arctic catchment as a sensitive indicator of the environmental changes: distribution and migration of metals (Svalbard)

S. Tsakovski, V. Simeonov, Ż. Polkowska, 2016, International Journal of Environmental Science and Technology.

Chemometric Expertise of Bulgarian Mineral Waters

V. Simeonov, E. Ivanova, A. Detcheva, 2014 .

Interpretation of data in patients with enteral and parenteral nutrition

V. Simeonov, R. Tomova, P. Tzaneva, 2012 .

Statistical interpretation of medical data of patients with alcohol abuse

S. Tsakovski, V. Simeonov, P. Simeonova, 2012 .

Environmetrics to evaluate marine environment quality

V. Simeonov, P. Simeonova, E. Apostolidou, 2008, Environmental monitoring and assessment.

Chemometric Estimation of Natural Water Samples Using Toxicity Tests and Physicochemical Parameters

S. Tsakovski, V. Simeonov, J. Namieśnik, 2007 .

Multivariate statistical study of simultaneously monitored cloud water, aerosol and rainwater data from different elevation levels in an Alpine valley (Achenkirch, Tyrol, Austria).

S. Tsakovski, V. Simeonov, H. Puxbaum, 2003, Talanta.

Tracing the movement of persistent organic pollutants at a high-mountain sampling site by chemometric assessment

V. Simeonov, J. Klánová, M. Nedyalkova, 2021, Journal of environmental science and health. Part A, Toxic/hazardous substances & environmental engineering.

Long-term assessment of the wet precipitation chemistry in Austria (1984-1999).

S. Tsakovski, V. Simeonov, H. Löffler, 2002, Chemosphere.

Chemometrics in the assessment of the sustainable development rule implementation

V. Simeonov, A. Astel, T. Sobczyński, 2006 .

Basic Multivariate Statistical Methods for Environmental Monitoring Data Mining: Introductory Course for Master Students

V. Simeonov, 2020 .

Chemometric Assessment of Soil Pollution and Pollution Source Apportionment for an Industrially Impacted Region around a Non-Ferrous Metal Smelter in Bulgaria

V. Simeonov, M. Nedyalkova, B. Donkova, 2019, Molecules.

Multivariate Statistical Approach for Nephrines in Women with Obesity

V. Simeonov, B. Kudłak, M. Nedyalkova, 2021, Molecules.

Assessment of ecotoxicity and total volatile organic compound (TVOC) emissions from food and children's toy products.

S. Tsakovski, V. Simeonov, J. Namieśnik, 2018, Ecotoxicology and environmental safety.

A comparative chemometric study for water quality expertise of the Athenian water reservoirs

Vasil Simeonov, Constantinos E Efstathiou, C. E. Efstathiou, 2012, Environmental Monitoring and Assessment.

Hasse diagram as a green analytical metrics tool: ranking of methods for benzo[a]pyrene determination in sediments

M. Tobiszewski, S. Tsakovski, V. Simeonov, 2016, Analytical and Bioanalytical Chemistry.

A rapid statistical correlation between pollution sources and marine concentrations

V. Simeonov, G. Andreev, 1987 .

Assessment of the water quality of Kłodnica River catchment using self-organizing maps.

S. Tsakovski, V. Simeonov, Ż. Polkowska, 2014, The Science of the total environment.

Time trends in the concentrations of lead in wet precipitation from rural and urban sites in Austria.

S. Tsakovski, V. Simeonov, H. Puxbaum, 1999, Chemosphere.

Chemometric Expertise Of Clinical Monitoring Data Of Prolactinoma Patients

V. Simeonov, M. Nedyalkova, B. Donkova, 2019, Open Chemistry.

Assessment of different PLS algorithms for quantification of three spectrally overlapping drugs

V. Simeonov, Y. Al-Degs, M. Luca, 2017 .

Developing an Intelligent Data Analysis Approach for Marine Sediments

V. Simeonov, M. Nedyalkova, 2022, Molecules.

Assessment of Water Quality in the Elbe River at Flood Water Conditions Based on Cluster Analysis, Principle Components Analysis, and Source Apportionment

V. Simeonov, J. Einax, M. Baborowski, 2012 .

Environmetrical interpretation of analytical data of marine organisms from the black sea

S. Tsakovski, V. Simeonov, D. Massart, 2001 .

CLUSTER AND PRINCIPAL COMPONENT ANALYSIS OF THE SOLVENT EFFECTS ON THE C˭O STRETCHING FREQUENCY OF ACETOPHENONE

V. Simeonov, M. Arnaudov, R. Yontchev, 2001 .

Chemometric study of atmospheric wet and dry precipitates from an urban region

S. Tsakovski, V. Simeonov, 1998 .

RISK ASSESSMENT OF EXTREME EVENTS ALONG RIVER FLOWS IN BULGARIA USING INTEGRAL INDICES

V. Simeonov, P. Simeonova, L. Spassov, 2015 .

Risk Assessment of Extreme Events along a River Flow

V. Simeonov, M. Atanassova, I. Diadovski, 2010 .

Integral Assessment of the Transboundary Mesta River Trophic Pollution in Bułgaria

V. Simeonov, M. Atanassova, I. Diadovski, 2010 .

Boron Oxide Glasses and Nanocomposites: Synthetic, Structural and Statistical Approach

V. Simeonov, S. Madurga, M. Nedyalkova, 2017 .

Trend, seasonal and multivariate modelling study of wet precipitation data from the Austrian Monitoring Network (1990-1997).

S. Tsakovski, V. Simeonov, H. Löffler, 2000, Journal of environmental monitoring : JEM.

Multivariate statistical analysis of coastal sediment data

S. Tsakovski, V. Simeonov, I. Stanimirova, 1999 .

Statistical approach to study of lithium magnesium metaborate glasses

V. Simeonov, M. Nedyalkova, H. Hristov, 2017 .

SOIL CONTAMINATION INTERPRETATION USING SELF-ORGANIZING MAPS

S. Tsakovski, V. Simeonov, 2012 .

Distribution and correlation of elements in waters, suspensions, sediments and marine organisms from the black sea

V. Simeonov, G. Andreev, 1990 .

Statistical estimation of the calibration for a fluoride-selective electrode at different experimental conditions

V. Simeonov, A. Voulgaropoulos, G. Vasilikiotis, 1983 .

Monitoring bumblebee pollinator visits to the medicinal plant Gentiana asclepiadea L. (Gentianacese) – a comparison between the periods 1990–1994 and 2017–2020

V. Simeonov, E. Kozuharova, 2022, BioRisk.

Modeling and MANOVA studies on toxicity and endocrine potential of packaging materials exposed to different extraction schemes

S. Tsakovski, V. Simeonov, J. Namieśnik, 2018, Environmental research.

MULTIVARIATE STATISTICAL ANALYSIS OF HEAVY METALS DISTRIBUTION IN BENTHIC ORGANISMS

S. Tsakovski, V. Simeonov, P. Mandjukov, 1996 .

Chemometrical data treatment to study the environmental pollution around lignite power plants

V. Simeonov, J. Stratis, R. Tsitouridou, 1995 .

Multivariate Statistical Interpretation of a Data S et of Bulgarian Ancient and Early-Christian Glasses

V. Simeonov, A. Detcheva, 2014 .

Linearly polarized IR-spectroscopy of partially oriented solids as a colloid suspension in nematic host: a tool for spectroscopic and structural elucidation of the embedded chemicals

V. Simeonov, Michael Spiteller, Tony Spassov, 2008 .

Linear-dichroic infrared spectroscopy - validation and experimental design of the new orientation technique of solid samples as suspension in nematic liquid crystal.

V. Simeonov, B. Ivanova, B B Ivanova, 2007, Spectrochimica acta. Part A, Molecular and biomolecular spectroscopy.

Determination of thiocyanate (biomarkers of ETS) and other inorganic ions in human nasal discharge samples using ion chromatography.

V. Simeonov, J. Namieśnik, Ż. Polkowska, 2013, Ecotoxicology and environmental safety.

Interpretation of geochemical data by the use of multivariate data analysis

V. Simeonov, M. Karadjov, 1990 .

Application of multivariate statistics in assessment of green analytical chemistry parameters of analytical methodologies

Stefan Tsakovski, Marek Tobiszewski, Vasil Simeonov, 2013 .

Pre-selection and assessment of green organic solvents by clustering chemometric tools.

M. Tobiszewski, V. Simeonov, J. Namieśnik, 2018, Ecotoxicology and environmental safety.

Multivariate statistical comparison of analytical procedures for benzene and phenol determination with respect to their environmental impact.

Stefan Tsakovski, Marek Tobiszewski, Vasil Simeonov, 2014, Talanta.

An ideographic computerized system for the presentation of qualitative semi-microanalytical reactions

V. Simeonov, P. Mandjukov, G. Pekov, 1988 .

A comparative study on the nitrate determination in airborne dust

V. Simeonov, H. Puxbaum, 1977 .

Impact of selected parameters of the fermentation process of wine and wine itself on the biogenic amines content: Evaluation by application of chemometric tools

V. Simeonov, J. Namieśnik, J. Płotka-Wasylka, 2018, Microchemical Journal.

Evaluation of the Impact of Storage Conditions on the Biogenic Amines Profile in Opened Wine Bottles

V. Simeonov, J. Namieśnik, J. Płotka-Wasylka, 2018, Molecules.

An in situ derivatization - dispersive liquid-liquid microextraction combined with gas-chromatography - mass spectrometry for determining biogenic amines in home-made fermented alcoholic drinks.

Vasil Simeonov, Jacek Namieśnik, Justyna Płotka-Wasylka, 2016, Journal of chromatography. A.

Chemometric Assessment and Best-Fit Function Modelling of the Toxic Potential of Selected Food Packaging Extracts

V. Simeonov, J. Namieśnik, B. Kudłak, 2018, Molecules.

Assessment of the water quality of a river catchment by chemometric expertise

Stefan Tsakovski, Vasil Simeonov, Aleksander Astel, 2010 .

Comparison of self-organizing maps classification approach with cluster and principal components analysis for large environmental data sets.

P Barbieri, A Astel, S Tsakovski, 2007, Water research.

Combinatorial K-Means Clustering as a Machine Learning Tool Applied to Diabetes Mellitus Type 2

V. Simeonov, S. Madurga, M. Nedyalkova, 2021, International journal of environmental research and public health.

Modeling of pharmaceuticals mixtures toxicity with deviation ratio and best-fit functions models.

S. Tsakovski, V. Simeonov, J. Namieśnik, 2016, The Science of the total environment.

Chemometric assessment of clinical data for diabetes mellitus 2 type patients using self-organizing maps

Vasil Simeonov, Aleksander Astel, V. Simeonov, 2010, Journal of environmental science and health. Part A, Toxic/hazardous substances & environmental engineering.

Chemometrics as an option to assess clinical data from diabetes mellitus type 2 patients

Vasil Simeonov, V. Simeonov, P. Simeonova, 2009 .

Characterization of home-made and regional fruit wines by evaluation of correlation between selected chemical parameters

V. Simeonov, J. Namieśnik, J. Płotka-Wasylka, 2018, Microchemical Journal.

Surface sediments pollution due to shipwreck s/s “Stuttgart”: a multidisciplinary approach

Stefan Tsakovski, Vasil Simeonov, Jacek Namieśnik, 2015, Stochastic Environmental Research and Risk Assessment.

Determination of mercury by electrothermal atomic absorption spectrometry using different chemical modifiers or a slurry technique

V. Simeonov, I. Karadjova, G. Zachariadis, 1995 .

A solid solution theory for matrix modification in electrothermal atomic absorption spectrometry

S. Tsakovski, V. Simeonov, J. Stratis, 1995 .

Determination of Metals Content in Wine Samples by Inductively Coupled Plasma-Mass Spectrometry

V. Simeonov, J. Namieśnik, Ż. Polkowska, 2018, Molecules.

The effect of anthropogenic activity on BTEX, NO2, SO2, and CO concentrations in urban air of the spa city of Sopot and medium-industrialized city of Tczew located in North Poland.

V. Simeonov, J. Namieśnik, M. Marć, 2016, Environmental research.

Comparative use of artificial neural networks for the quality assessment of the water reservoirs of Athens

Vasil Simeonov, Eleni G. Farmaki, Nikolaos S. Thomaidis, 2013 .

Lake water monitoring data assessment by multivariate statistics.

Stefan Tsakovski, Vasil Simeonov, Vasil Lovchinov, 2010 .

Chemometrical exploration of the wet precipitation chemistry from the Austrian Monitoring Network (1988-1999).

D L Massart, M Daszykowski, I Stanimirova, 2005, Journal of environmental management.

STATIS, a three-way method for data analysis. Application to environmental data

Vasil Simeonov, Desire L. Massart, Beata Walczak, 2004 .

A comparison between two robust PCA algorithms

Vasil Simeonov, Desire L. Massart, Beata Walczak, 2004 .

Chemometrical analysis and quality control of pot water and its sources from Athens, Greece

V. Simeonov, J. Stratis, P. Mandjukov, 1995 .

Diabetes mellitus type 2: Exploratory data analysis based on clinical reading

V. Simeonov, D. Ballabio, J. Romanova, 2020, Open Chemistry.

Chemometric Quelity Assessment of Surface Waters: Two Case Studies

Vasil Simeonov, V. Simeonov, P. Simeonova, 2004 .

Calculating the Partition Coefficients of Organic Solvents in Octanol/Water and Octanol/Air

Vasil Simeonov, Marek Tobiszewski, Sergio Madurga, 2019, J. Chem. Inf. Model..

Model for successive determination of aluminium and fluoride by combination of fluorimetric and potentiometric methods

V. Simeonov, A. Voulgaropoulos, G. Vasilikiotis, 1982 .

Potentiometric determination of chloride and bromide in airborne dust

V. Simeonov, H. Puxbaum, J. Rendl, 1977 .

Statistical limit of detection of a fluoride-selective electrode as function of different working conditions

V. Simeonov, A. Voulgaropoulos, G. Vasilikiotis, 1984 .

An optimization study of the fluorimetric determination of aluminium by 1-isonicotinyl-2-(2′, 4′-dihydroxy)-benzylidene hydrazine

V. Simeonov, A. Voulgaropoulos, G. Vasilikiotis, 1981 .

Comparison of dry and living Sphagnum palustre moss samples in determining their biocumulative capability as biomonitoring tools

S. Tsakovski, V. Simeonov, A. Przyjazny, 2007, Journal of environmental science and health. Part A, Toxic/hazardous substances & environmental engineering.

Impact of inorganic ions and pH variations on toxicity and endocrine potential of selected environmentally relevant pharmaceuticals.

S. Tsakovski, V. Simeonov, J. Namieśnik, 2018, Environmental pollution.

Environmetric modeling and interpretation of river water monitoring data

I. Stanimirova, V. Simeonov, J. Einax, 2002, Analytical and bioanalytical chemistry.

Experimental design in monitoring procedure to determine heavy metals in marine sediments

V. Simeonov, P. Simeonova, L. Spasov, 2008 .

The Relationships Between BTEX, NOx, and O3 Concentrations in Urban Air in Gdansk and Gdynia, Poland

V. Simeonov, J. Namieśnik, M. Marć, 2014 .

Ten years trends (1984-1993) in the precipitation chemistry in Central Austria

V. Simeonov, H. Puxbaum, M. Kalina, 1998 .

Environmetric Assessment of Pollutant Concentrations Effects on Forest Ecosystems

S. Tsakovski, V. Simeonov, L. Antonov, 2004 .

Chemical and statistical interpretation of sized aerosol particles collected at an urban site in Thessaloniki, Greece

V. Simeonov, P. Simeonova, R. Tsitouridou, 2013, Journal of environmental science and health. Part A, Toxic/hazardous substances & environmental engineering.

Chemical composition of water from roofs in Gdansk, Poland.

Stefan Tsakovski, Marek Tobiszewski, Vasil Simeonov, 2010, Environmental pollution.

Assessment of Water Quality for Human Consumption

Vasil Simeonov, John A. Stratis, V. Simeonov, 2003 .

Chlorinated solvents in a petrochemical wastewater treatment plant: an assessment of their removal using self-organising maps.

Stefan Tsakovski, Marek Tobiszewski, Vasil Simeonov, 2012, Chemosphere.

Critical comparison of decomposition procedures for atomic absorption spectrometric analysis of prehistorical ceramics

V. Simeonov, G. Zachariadis, J. Stratis, 1988 .

Urban air quality assessment using monitoring data of fractionized aerosol samples, chemometrics and meteorological conditions

S. Tsakovski, V. Simeonov, R. Tsitouridou, 2016, Journal of environmental science and health. Part A, Toxic/hazardous substances & environmental engineering.

Environmetrical Treatment of Water Quality Survey Data from Yantra River, Bulgaria

Stefan Tsakovski, Vasil Simeonov, S. Tsakovski, 2000 .

Persistent organic pollutants (POPs) - QSPR classification models by means of Machine learning strategies

V. Simeonov, Mahdi Vasighi, M. Nedyalkova, 2022, Chemosphere.

Multivariate statistical interpretation of laboratory clinical data

V. Simeonov, T. Spanos, A. Papaioannou, 2007 .

Capillary gas chromatography using a γ-cyclodextrin for enantiomeric separation of methylamphetamine, its precursors and chloro intermediates after optimization of the derivatization reaction.

V. Simeonov, J. Namieśnik, Calum Morrison, 2014, Journal of chromatography. A.

Partitioning Pattern of Natural Products Based on Molecular Properties Descriptors Representing Drug-Likeness

Miroslava Nedyalkova, Vasil Simeonov, V. Simeonov, 2021, Symmetry.

Binary Mixtures of Selected Bisphenols in the Environment: Their Toxicity in Relationship to Individual Constituents

V. Simeonov, J. Namieśnik, B. Kudłak, 2018, Molecules.

Hasse diagram technique as a tool for water quality assessment.

Stefan Tsakovski, Vasil Simeonov, S. Tsakovski, 2013, Analytica chimica acta.

Surface water quality assessment using self-organizing maps and Hasse diagram technique

Stefan Tsakovski, Vasil Simeonov, S. Tsakovski, 2012 .

Multivariate Statistical Assessment of Air Quality: A Case Study

S. Tsakovski, V. Simeonov, P. Simeonova, 2004 .

Chemometric Approach to the Elemental Composition of Ethereal Oil Plant Materials

V. Simeonov, A. Detcheva, Caroline Hommel, 2022, Proceedings of the Bulgarian Academy of Sciences.

Seasonal apportionment of the sources of ambient air particulates in the city of Trieste

Stefan Tsakovski, Vasil Simeonov, Federico Cozzi, 2010 .

Classification and receptor modeling of wet precipitation data from central Austria (1984–1993)

Stefan Tsakovski, Vasil Simeonov, Hans Puxbaum, 1999 .

Chemical mass balance source apportionment of PM10 in an industrialized urban area of Northern Greece

Vasil Simeonov, Constantini Samara, V. Simeonov, 2003 .

Environmetric approaches to estimate pollution impacts on a coastal area by sediment and river water studies.

V. Simeonov, G. Mihailov, G. Mirinchev, 2002, Water science and technology : a journal of the International Association on Water Pollution Research.

Assessment of metal pollution based on multivariate statistical modeling of 'hot spot' sediments from the Black Sea.

S. Tsakovski, V. Simeonov, D. Massart, 2000, Chemosphere.

Sediment-quality assessment by intelligent data analysis

Stefan Tsakovski, Vasil Simeonov, Jacek Namieśnik, 2007 .

Hasse diagram technique as exploratory tool in sediment pollution assessment

Stefan Tsakovski, Vasil Simeonov, S. Tsakovski, 2011 .

Contribution to the error estimation in FTIR-ATR absorbance subtract experiments on thin polymer films

V. Simeonov, R. Kellner, F. Kashofer, 1986 .

Successive Determination of pH and Ammonical Nitrogen in Soil Samples

Vasil Simeonov, V. Simeonov, I. Asenov, 1976 .

Cluster analysis approach to study heavy metals distribution in marine organisms

V. Simeonov, A. Voulgaropoulos, K. Fytianos, 1986 .

Water quality study of the Struma river basin, Bulgaria (1989–1998)

Vasil Simeonov, V. Simeonov, P. Simeonova, 2003 .

Assessment of climate impact on the transboundary Struma River flow in Bulgarian territory using integral indices

V. Simeonov, M. Atanassova, I. Davidovski, 2009 .

Chemometrical approaches to evaluate analytical data from aquatic macrophytes and marine algae

S. Tsakovski, V. Simeonov, G. Zachariadis, 1996, Analytical and bioanalytical chemistry.

The effect of anthropogenic activity on BTEX, NO2, SO2, and CO concentrations in urban air of the spa city of Sopot and medium-industrialized city of Tczew located in North Poland.

V. Simeonov, J. Namieśnik, M. Marć, 2016, Environmental Research.

Impact of inorganic ions and pH variations on toxicity and endocrine potential of selected environmentally relevant pharmaceuticals.

S. Tsakovski, V. Simeonov, J. Namieśnik, 2018, Environmental pollution.

Surface water quality assessment by the use of combination of multivariate statistical classification and expert information.

M. Tobiszewski, S. Tsakovski, V. Simeonov, 2010, Chemosphere.

Environmental Effect of Potential Radiopharmaceuticals Residuals

V. Simeonov, M. Nedyalkova, B. Todorov, 2020 .

Multivariate statistical interpretation of clinical data of prolactinoma patients

V. Simeonov, Z. Kamenov, M. Nikolov, 2013 .

Critical considerations on the practical application of orion ion-selective electrodes to sea and other natural water samples

V. Simeonov, 1980 .

Microdetermination of nitrate nitrogen in lake waters by potentiometry with an ion-selective electrode

V. Simeonov, G. Andreev, A. Stoianov, 1979 .

Chemomertic Risk Assessment of Soil Pollution

V. Simeonov, M. Nedyalkova, 2019, Open Chemistry.

Risk Assessment of Soil Pollution

V. Simeonov, M. Nedyalkova, 2019 .

Fuzzy Divisive Hierarchical Clustering of Solvents According to Their Experimentally and Theoretically Predicted Descriptors

Marek Tobiszewski, Miroslava Nedyalkova, Vasil Simeonov, 2020, Symmetry.

Fast screening of the working condition effects in potentiometry with ion-selective electrodes

V. Simeonov, A. Voulgaropoulos, M. Sofoniou, 1987 .

Environmetric modeling of a potable water data set

Stefan Tsakovski, Vasil Simeonov, Desire L. Massart, 2001 .

Geostatistical and multivariate statistical analysis of heavily and manifoldly contaminated soil samples

Kristine J. P. Schaefer, S. Tsakovski, V. Simeonov, 2010, Analytical and bioanalytical chemistry.

Chemometrical classification of biomonitoring analytical data for heavy metals part I. trees (leaves) as bioindicators

V. Simeonov, G. Zachariadis, J. Stratis, 1999 .

Chemical and statistical interpretation of sized aerosol particles collected at an urban site in Thessaloniki, Greece

V. Simeonov, P. Simeonova, R. Tsitouridou, 2013, Journal of environmental science and health. Part A, Toxic/hazardous substances & environmental engineering.