R. L. Cunha

Determination of free (unconjugated) amphetamine-type stimulants in urine samples by dispersive liquid–liquid microextraction and gas chromatography coupled to mass spectrometry (DLLME-GC-MS)

W. A. Lopes, P. A. Pereira, R. L. Cunha, 2016 .

Preliminary Detection of New Psychoactive Substances (NPS) in Synthetic Drugs Seizures in the Northeast Brazil in a Period of Two Years (2014–2016)

R. L. Cunha, Márcia Santana, C. S. L. Oliveira, 2017 .

Development and Validation of a Method for Quantification of 28 Psychotropic Drugs in Postmortem Blood Samples by Modified Micro-QuEChERS and LC-MS-MS.

M. Huestis, D. Morais, J. L. Costa, 2020, Journal of analytical toxicology.

Analytical quantification, intoxication case series, and pharmacological mechanism of action for N-ethylnorpentylone (N-ethylpentylone or ephylone).

D. Walther, M. Baumann, J. L. Costa, 2018, Drug testing and analysis.

An overview of New Psychoactive Substances (NPS) in northeast Brazil: NMR-based identification and analysis of ecstasy tablets by GC-MS.

A. O. Maldaner, R. L. Cunha, C. S. L. Oliveira, 2023, Forensic Science International.

A Novel Method for the Determination of Illicit Drugs in Wastewater and Surface Watersbased on a New Semi-Automated Liquid-Liquid Microextraction Device

G. D. da Rocha, J. D. de Andrade, M. Nascimento, 2023, SSRN Electronic Journal.

Fast determination of amphetamine-type stimulants and synthetic cathinones in whole blood samples using protein precipitation and LC-MS/MS

A. O. Maldaner, R. L. Cunha, Ricardo Leal Cunha, 2021 .