A Thin Layer Chromatography Densitometric Method for Assay of Folic Acid in Tablets. The East and Central African Journal of Pharmaceutical Sciences, [S. l.], v. 18, n. 2, p. 37–42, 2018. Disponível em: http://jsep.uonbi.ac.ke/ojs/index.php/ecajps/article/view/181. Acesso em: 14 jun. 2026.