Mohamed, Dalia, et al. “Simultaneous Quantitative Analysis of Tamsulosin and Finasteride in Pharmaceutical Dosage Form by U-HPLC Tandem Mass Spectrometry”. European Journal of Chemistry, vol. 5, no. 1, Mar. 2014, pp. 181-5, doi:10.5155/eurjchem.5.1.181-185.942.