PEKER, C., E. UÇAR, O. VAROĞLU, e G. ERDOĞAN. «An Uncommon Fetal Retention Case: Ruptured Ventral Hernia in a Sheep». Journal of the Hellenic Veterinary Medical Society, vol. 70, fasc. 4, gennaio 2020, pp. 1901-4, doi:10.12681/jhvms.22242.