Mohamed A. El-Khalifa, Bashir Salim, Safaa Abdelrahim, Zeinab A.E. Osman, Ahmed M. Khalid, Saeed Alasmari and Shadia A. Omer, 2026. Comparative Evaluation of Quail Egg Yolk-Based Extender for Semen Cryopreservation in Baggara Bulls. Pakistan J. Zool., 58: 99-104. 
DOI: https://dx.doi.org/10.17582/journal.pjz/20241222085027