@article{articlebc05e9c6, title = {Combined colorimetric and electrochemical measurement paper- based device for chemometric proof-of-concept analysis of cocaine samples}, author = {Ameku, Wilson Akira and Gonçalves, Josué Martins and Ataide, Vanessa Neiva de and Santos, Mauro Sergio Ferreira and Gutz, Ivano Gebhardt Rolf and Araki, Koiti and Paixão, Thiago Regis Longo Cesar da}, year = {2021}, doi = {10.1021/acsomega.0c05077}, journal = {ACS Omega} }