Oluwemimo, A., and C. O. Usifoh. “THE A.NTHELMINTIC ACTIVITY OF HUNTERIA UMBELLATA K SCHUM (FAM. ApOCYNACEAE) EXTRACTS”. Biological Sciences - PJSIR, vol. 44, no. 5, Oct. 2001, pp. 286-90, http://v2.pjsir.org/index.php/biological-sciences/article/view/1950.