Winnicki, S., W. Romaniuk, P. Mielcarek-Bocheńska, A. Borusiewicz, and J. Barwicki. “Efficiency of Milking Cows Using Robot in a Large Herd”. Agricultural Engineering , Vol. 23, no. 4, Dec. 2019, pp. 87-101, http://agriceng.ptir.org/index.php/AgricEng/article/view/210.