Iqbal, Z., C. S. Hayat, M. Akhtar, and G. Rasool. “Biochemical Disturbances Associated With Haemonchosis in Sheep”. Journal of Agricultural and Marine Sciences [JAMS], vol. 3, no. 2, June 1998, pp. 35-39, doi:10.24200/jams.vol3iss2pp35-39.