Y. I. Alkali, A. Kabiru, M. Yerima, H. A. Aliyu, H. G. Maryam, and Y. M. Fateema, “Anxiolytic and antidepressant potential of methanol leaf extract of Cassia singueana f. (fabaceae)”, GSC Biol. Pharm. Sci., vol. 7, no. 2, pp. 07–015, May 2019.