Ermetin, O., Y. Karadağ, A. K. Yıldız, Ömer F. Karaca, Y. Tufan, A. N. Kayaalp, and H. Tüfekçi. “Use of a Global Positioning System (GPS) to Manage Extensive Sheep Farming and Pasture Land”. Journal of the Hellenic Veterinary Medical Society, vol. 73, no. 3, Oct. 2022, pp. 4441-8, doi:10.12681/jhvms.27354.