Ali, A. E.-M. A., M. M. Metwally, and N. M. El-sayed. “PREVALENCE AND PATHOLOGICAL FEATURES OF OVINE LUNGWORM IN NILE DELTA”. Slovenian Veterinary Research, vol. 55, no. 20-Suppl, Nov. 2018, pp. 147–55, doi:10.26873/SVR-639-2018.