“STUDYING ON FREEZING POINT OF EJACULATES , VARIATION, THE EFFECT OF BULLS AGE AND ‎RELATIONSHIP BETWEEN IT AND SOME CHARACTERISTICS OF SEMEN AND FREREZABILITY”. The Iraqi Journal of Veterinary Medicine 12, no. 1 (December 31, 1988): 195–206. Accessed July 22, 2024. https://jcovm.uobaghdad.edu.iq/index.php/Iraqijvm/article/view/1773.