SAVIĆ, I.; NIKOLIĆ, G.; SAVIĆ, I.; ZLATKOVIĆ, S.; DJOKIĆ, D. New, simple and validated UV-spectrophotometric methods for the estimation of sodium usnate in preparations. Macedonian Journal of Chemistry and Chemical Engineering, [S. l.], v. 29, n. 2, p. 157–164, 2010. DOI: 10.20450/mjcce.2010.162. Disponível em: https://mjcce.org.mk/index.php/MJCCE/article/view/162. Acesso em: 27 apr. 2024.