M. S. Abdullahi, M. A. Musa, I. M. Abdullahi, M. Y. Sani, S. H. Hassan, and J. Ya’u, “A New Biflavonoid Glycoside from the Leaves of Ziziphus mucronata Willd. (Rhamnaceae): doi.org/10.26538/tjnpr/v2i4.3 ”, TJNPR, vol. 2, no. 4, pp. 167–170, Apr. 2018.