Voitenko, S., M. Petrenko, and B. Shaferivskyi. “Influence of the Methods of Selecting Parent Pairs on the Variability of Breeding Characters of the Ayrshire Cattle”. Scientific Progress & Innovations 26, no. 1 (September 29, 2023): 59–66. Accessed November 3, 2025. https://journals.pdau.edu.ua/visnyk/article/view/1743.