Csató, László, and András Obornik. “The Effect of the EUROP Classification System on Slaughter Value in the Hungarian Pig Population”. Acta Agraria Kaposváriensis 3, no. 1 (February 15, 1999): 27–34. Accessed December 5, 2025. https://journal.uni-mate.hu/index.php/aak/article/view/1346.