Mutai, P., G. Rigo, and T. Tasca. “Synthesis and Antigiardial Activity of Formononetin Analogues”. The East and Central African Journal of Pharmaceutical Sciences, Vol. 19, no. (1-3), Mar. 2019, pp. 22-27, https://uonjournals.uonbi.ac.ke/ojs/index.php/ecajps/article/view/215.