Hashim, Faridullah, Eva Tvrdá, Hana Greifová, and Norbert Lukáč. “EFFECT OF VITAMINS ON THE QUALITY OF INSEMINATION DOSES OF BULLS”. Journal of microbiology, biotechnology and food sciences 7, no. 3 (December 1, 2017): 242–247. Accessed May 6, 2024. https://office2.jmbfs.org/index.php/JMBFS/article/view/8671.