Shlash, S. A. H. “Effect of Alcoholic Extract of the Plant Nigella Sativa on Viability of Eggs and Adults of the Liver Giant Worm Fasciola Gigantica In Vitro.”. University of Thi-Qar Journal of Science, Vol. 4, no. 3, July 2019, pp. 18-23, https://www.jsci.utq.edu.iq/index.php/main/article/view/626.