Assay of Orphenadrine Citrate in Pharmaceuticals via Extraction-Spectrophotometric Method. Iraqi Journal of Science, [S. l.], v. 59, n. 3A, p. 1152–1161, 2018. Disponível em: https://ijs.uobaghdad.edu.iq/index.php/eijs/article/view/372.. Acesso em: 7 may. 2024.