DUNG, N. T.; BAU, L. H.; THAO, L. Q.; DAT, N. D. Extractive spectrophotometric methods for determination of ciprofloxacin in pharmaceutical formulations using sulfonephthalein acid dyes. Vietnam Journal of Chemistry, [S. l.], v. 55, n. 6, p. 767, 2017. DOI: 10.15625/2525-2321.2017-005341. Disponível em: https://vjs.ac.vn/index.php/vjchem/article/view/2525-2321.2017-005341. Acesso em: 26 may. 2024.