AL-Kubaisee, R. Y., M. J. Alwan, and B. AL- Kaisee. 1999. “Ecotopic Infection of Cattle With Fasciola Gigantica: Parasitological and Pathological Studies”. The Iraqi Journal of Veterinary Medicine 23 (1): 113-23. https://doi.org/10.30539/ijvm.v23i1.1198.