Луцак, Д.Л., О.В. Пилипченко, and М.Й. Бурда. “Hardening of the Working Tools of Equipment for Manufacturing Fuel Briquettes and Pellets”. Problems of Tribology 76, no. 2 (June 27, 2015): 19–25. Accessed April 23, 2024. https://tribology.khnu.km.ua/index.php/ProbTrib/article/view/422.