HAMED M. EL-FATATRY; MOKHTAR M. MABROUK; SHERIN F. HAMMAD; SAMAH F. EL-MALLA. Simultaneous determination of tapentadol HCl and paracetamol by ratio-spectra derivative spectrophotometry. World Journal of Pharmaceutical Sciences, [S. l.], v. 3, n. 7, p. 1290–1297, 2015. Disponível em: https://wjpsonline.com/index.php/wjps/article/view/determination-tapentadol-paracetamol-spectrophotometry. Acesso em: 3 jul. 2024.