MURALIKRISHNA, Ch.; RAMU, G.; BIKSHAMBABU, A.; VENKATA RAO, S.; RAMBABU, C. Spectrophotometric Determination of Levetiracetam by Developing Coloured Complexes with 2-Chlorophenylhydrazine and Anthranilic Acid. Asian Journal of Chemistry, [S. l.], v. 24, n. 4, p. 1855–1857, 2011. Disponível em: https://asianpubs.org/index.php/ajchem/article/view/8894. Acesso em: 9 jul. 2024.