Kovács, Levente, Zoltán Szelényi, Andrea Szentléleki, János Tőzsér, and Ottó Szenci. “Role of Environmental and Other Factors As the Causes of Embryonal and Foetal Mortality in Dairy Cattle”. Animal welfare, Ethology and Housing Systems (AWETH) 6, no. 2 (August 30, 2010): 154–176. Accessed December 5, 2025. https://journal.uni-mate.hu/index.php/aweth/article/view/6821.