TVRDÁ, Eva et al. The impact of ferrous iron on the behavior of antioxidant enzymes in bovine spermatozoa. In 1st meeting of young researches from V4 countries. 1st ed. online [96 s.] Meeting of young researches from V4 countries. Rzeszów : University of Rzeszow, 2016, s. 89, online. Dostupné na internete:<https://drive.google.com/file/d/0B9wjgUhkhq6vNjJBaVgwZXJQTGM/view?pref=2&pli=1>