NAHAR, N.; SULTANA, A.; SAON, M. S.; SHOEB, M. Evaluation of Vitamin B1, B2 and B6 Tablets in Bangladesh by UV-Vis Spectrophotometer. Indian Journal of Pharmaceutical and Biological Research, [S. l.], v. 4, n. 04, p. 32–38, 2016. DOI: 10.30750/ijpbr.4.4.8. Disponível em: https://ijpbr.in/index.php/IJPBR/article/view/925. Acesso em: 10 jul. 2026.