SEMPOMBE, J.; MANYANGA, V.; MASOTA, N.; LUTTA, E.; NYAMWERU, B.; KAALE, E.; LAYLOFF, T. A Thin Layer Chromatography Densitometric Method for Assay of Folic Acid in Tablets. The East and Central African Journal of Pharmaceutical Sciences, v. 18, n. 2, p. 37-42, 28 nov. 2018.