Hashim, F., Tvrdá, E., Greifová, H., & Lukáč, N. (2017). EFFECT OF VITAMINS ON THE QUALITY OF INSEMINATION DOSES OF BULLS. Journal of Microbiology, Biotechnology and Food Sciences, 7(3), 242–247. https://doi.org/10.15414/jmbfs.2017/18.7.3.242-247