Duc, Nguyen Huu, Pham Thu Giang, Tran Thi Binh Nguyen, Nguyen Thi Mai, and Bui Dai Phong. “Evaluating the Ability of Semen Cryopreservation of Blance Blue Belge Bull Cattle in Vietnam”. Vietnam Journal of Biotechnology 19, no. 2 (August 2, 2021): 237–244. Accessed November 24, 2024. https://vjs.ac.vn/index.php/vjbt/article/view/16332.