Boltia, S. A., A. T. Soudi, E. S. Elzanfaly, and H. E. Zaazaa,
"Simultaneous Quantification of Chlorpheniramine, Phenylephrine, Guaifenesin in Presence of Preservatives with Detection of Related Substance Guaiacol in their Cough Syrup by RP-HPLC and TLC-Densitometric Methods",
Journal of Chromatographic Science, vol. 57, issue 6, pp. 552-559, 2019.
