Alexander W A Kellner

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A closer look at the Impact Factor (JCR 2012): problems, concerns and actions needed.

R. Azevedo, Alexander W A Kellner, Ricardo A Azevedo, 2013, Anais da Academia Brasileira de Ciencias.

Scientists and journalists, Glyptodontidae, and new dating of archaeological material from northeastern Brazil.

Alexander W A Kellner, 2016, Anais da Academia Brasileira de Ciencias.

Sugarcane and cancer, scientometrics, and phytoplankton dynamics of a beach in the Amazon.

Alexander W A Kellner, 2016, Anais da Academia Brasileira de Ciencias.

Scientific Integrity, Precambrian Acritarchs from Brazil and Mangroves and Climate Change.

Alexander W A Kellner, 2015, Anais da Academia Brasileira de Ciencias.

EDITORIAL NOTE Scientific Integrity, Precambrian Acritarchs from Brazil and Mangroves and Climate Change

Alexander W A Kellner, Q. Boa, 2015 .

H-index in the Brazilian Academy of Sciences: comments and concerns.

Alexander W A Kellner, L. C. M. O. Ponciano, Luiza C M O Ponciano, 2008, Anais da Academia Brasileira de Ciencias.

The largest flying reptile from Gondwana: a new specimen of Tropeognathus cf. T. mesembrinus Wellnhofer, 1987 (Pterodactyloidea, Anhangueridae) and other large pterosaurs from the Romualdo Formation, Lower Cretaceous, Brazil.

Alexander W A Kellner, D. Campos, J. Sayão, 2013, Anais da Academia Brasileira de Ciencias.

Niche overlap analysis of a lizard assemblage from the Atlantic Rainforest, evaluation of arsenic toxicity in cladocerans, and molecular biology of mycoplasmas.

Alexander W A Kellner, 2016, Anais da Academia Brasileira de Ciencias.

Brazilian legislation on genetic heritage harms Biodiversity Convention goals and threatens basic biology research and education.

R. Reis, C. Bonvicino, L. F. Toledo, 2018, Anais da Academia Brasileira de Ciencias.

Comments on convenience authorship.

Alexander W A Kellner, 2021, Anais da Academia Brasileira de Ciencias.

New approaches to the treatment of fear memories, the interaction of the plant Tropoaeolum majus and the meylerid Astylus variegatus, and a new flying reptile from the Cretaceous of China

Alexander W A Kellner, 2011 .

Origin of thickening in monocotyledon stems, slope variation and population structure in a riparian forest, and the influence of seagrass beds in fish community structure.

Alexander W A Kellner, 2010, Anais da Academia Brasileira de Ciencias.

Pterodactyloid pterosaur bones from Cretaceous deposits of the Antarctic Peninsula.

C. Mueller, Alexander W A Kellner, A. Brum, 2019, Anais da Academia Brasileira de Ciencias.

An overview of the appendicular skeletal anatomy of South American titanosaurian sauropods, with definition of a newly recognized clade.

M. Lamanna, Alexander W A Kellner, A. Otero, 2019, Anais da Academia Brasileira de Ciencias.

ed to the lower section of the Smoky Hill Chalk Member of the Niobrara Formation, and Pteranodon longiceps, larger and occurring in the upper section of the Smoky Hill Chalk Member and in the overlying Sharon Springs Formation

Alexander W A Kellner, 2017 .

Comments on the Pteranodontidae (Pterosauria, Pterodactyloidea) with the description of two new species.

Alexander W A Kellner, 2010, Anais da Academia Brasileira de Ciencias.

Ethnic ancestry and smoking, farming of wine grapes in semiarid regions, and the potentials of Manihot multifida in medicine use.

Alexander W A Kellner, 2015, Anais da Academia Brasileira de Ciencias.

A new toothless pterosaur (Pterodactyloidea) from Southern Brazil with insights into the paleoecology of a Cretaceous desert.

B. Holgado, Alexander W A Kellner, J. Sayão, 2019, Anais da Academia Brasileira de Ciencias.

Short note on a Pteranodontoid pterosaur (Pterodactyloidea) from western Queensland, Australia.

Alexander W A Kellner, Taissa Rodrigues, F. R. Costa, 2011, Anais da Academia Brasileira de Ciencias.

A new Edentate Pterosaur of the lower Cretaceous from the Araripe Basin, Northeast Brazil

Alexander W A Kellner, 1989 .

Development of Biological Sciences at the AABC.

Alexander W A Kellner, Alexander W A Kellner, 2020, Anais da Academia Brasileira de Ciencias.

EDITORIAL NOTE: Collection of Paleontology Papers in honor of the Centenary of the Brazilian Academy of Sciences.

Alexander W A Kellner, M. Soares, 2019, Anais da Academia Brasileira de Ciencias.

New azhdarchoid pterosaur (Pterosauria, Pterodactyloidea) with an unusual lower jaw from the Portezuelo Formation (Upper Cretaceous), Neuquén Group, Patagonia, Argentina.

Alexander W A Kellner, J. Calvo, 2017, Anais da Academia Brasileira de Ciencias.

Morphological variation in the dentition of Uruguaysuchidae (Crocodyliformes: Notosuchia).

Alexander W A Kellner, Rodrigo G. Figueiredo, 2021, Anais da Academia Brasileira de Ciencias.

Species definitions shape policy

E. Bruna, C. Ventura, C. Castro, 2018, Science.

First evidence of the Ediacaran fauna in Northeastern Brazil, an albino dolphin, and trophic groups of a bird community in Alagoas.

Alexander W A Kellner, 2014, Anais da Academia Brasileira de Ciencias.

Nutritional value of banana inflorescences, study about transfer mechanisms of iron across the placenta, and new cytogenetic studies of Lippia (Verbenaceae) species from Brazil.

Alexander W A Kellner, 2012, Anais da Academia Brasileira de Ciencias.

Chemical Sciences at the AABC.

Alexander W A Kellner, 2022, Anais da Academia Brasileira de Ciencias.

Editors of Brazilian journals - a hard life that is getting harder!

Alexander W A Kellner, 2017, Anais da Academia Brasileira de Ciencias.

David Turton (ed.): Ethnic Federalism. The Ethiopian Experience in Comparative Perspective

Alexander W A Kellner, 2012 .

New scientific fields in the Annals of the Brazilian Academy of Sciences.

Alexander W A Kellner, 2021, Anais da Academia Brasileira de Ciencias.

A quantitative method to establish the clinical evolution of HIV infected patients and the reproductive biology of an echinoid species from Brazil.

Alexander W A Kellner, 2009, Anais da Academia Brasileira de Ciencias.

The mythical reflexivity of the Burji. Presentation of an ethnological-linguistic methodology for interpreting oral literature

Alexander W A Kellner, 2009 .

Development of Agrarian Sciences at the AABC with comments on impact and performance evaluations.

Alexander W A Kellner, 2020, Anais da Academia Brasileira de Ciencias.

Comments on Triassic pterosaurs with discussion about ontogeny and description of new taxa.

Alexander W A Kellner, 2015, Anais da Academia Brasileira de Ciencias.

On the pterosaur remains from the Río Belgrano Formation (Barremian), Patagonian Andes of Argentina.

V. Ramos, Alexander W A Kellner, M. AGUIRRE-URRETA, 2003, Anais da Academia Brasileira de Ciencias.

Rebuttal of Martin-Silverstone et al. 2017, ‘Reassessment of Dawndraco kanzai Kellner 2010 and reassignment of the type specimen to Pteranodon sternbergi Harksen, 1966’

Alexander W A Kellner, 2017 .

Understanding the Cerrado biome, medicinal properties of a Piperaceae, and consequences of seasonal variation in Amazonian upland lakes.

Alexander W A Kellner, 2016, Anais da Academia Brasileira de Ciencias.

A new titanosaur sauropod from the Atacama Desert, Chile.

Alexander W A Kellner, Alexander O. Vargas, David Rubilar-Rogers, 2011, Anais da Academia Brasileira de Ciencias.

Contribution of the ABC Affiliated Members - 2019 Special Issue.

Alexander W A Kellner, 2022, Anais da Academia Brasileira de Ciencias.

New information on molecular features of the dengue virus type 3, panorama of the amphibian research in Brazil, and a new extinct Cretaceous angiosperm.

Alexander W A Kellner, 2014, Anais da Academia Brasileira de Ciências.

The effect of stress on sleep quality in teenagers, the analysis of metal contamination due to heaps of steel-slag accumulation in southern Madrid (Spain), and a review of the mechanisms of glutamine action during severe illnesses.

Alexander W A Kellner, 2010, Anais da Academia Brasileira de Ciencias.

Brazilian legislation on genetic heritage harms Biodiversity Convention goals and threatens basic biology research and education.

R. Reis, C. Bonvicino, L. F. Toledo, 2018, Anais da Academia Brasileira de Ciencias.

Critical review of radiopharmaceutical-drug interactions, unexpected new age for a Tupiguarani settlement, and the h-index in the Brazilian Academy of Sciences

Alexander W A Kellner, Alexander W.A. Kellner, 2008 .

Artificial Intelligence in scientific publications?

Alexander W A Kellner, 2023, Anais da Academia Brasileira de Ciencias.

Grim perspectives for Brazilian periodicals.

Alexander W A Kellner, 2021, Anais da Academia Brasileira de Ciencias.

Anthropocene epoch proposal rejected - does it really matter?

Alexander W A Kellner, 2024, Anais da Academia Brasileira de Ciências.