Пастух, И.М., and Г.Н. Соколова Г.Н. “ Energetic Preconditions of Nitriding in a Glowing Discharge With Independent Parameters”. Problems of Tribology 70, no. 4 (July 14, 2014): 53–58. Accessed April 11, 2025. https://tribology.khnu.km.ua/index.php/ProbTrib/article/view/182.