KIBWAGE, I., G. MURIUKI, A. GUANTAI, H. CHEPKWONY, J. HOOGMARTENS, E. ROETS, and R. BUSSON. “Steroidal Indoxyls: Evaluation of Pka Values and Anti-Inflammatory Activity”. The East and Central African Journal of Pharmaceutical Sciences, Vol. 9, no. 2, Nov. 2018, pp. 52-57, https://uonjournals.uonbi.ac.ke/ojs/index.php/ecajps/article/view/44.