R. M. Waruiru, “An outbreak of haemonchosis associated with anthelmintic resistance on a sheep farm in Kenya”, Indian J of Anim Sci, vol. 68, no. 3, Jun. 2012, Accessed: Oct. 24, 2025. [Online]. Available: https://epubs.icar.org.in/index.php/IJAnS/article/view/19946