Диха О, Вельбой В, Гедзюк Т. Dykha O.V., Velboy V.P., Gedzuk T.V. Results of wear tests of of the conical standards from Steel 45 in motor oil. PT [Internet]. 2014 May 26 [cited 2025 Jul. 30];72(2):111-6. Available from: https://tribology.khmnu.edu.ua/index.php/ProbTrib/article/view/120