Гордієнко, О., Т. Тітов, А. Ранський, and О. Диха. “Research of the Tribochemical System «bronze - Organic Additive - Oil I-20A - steel»”. Problems of Tribology, vol. 84, no. 2, June 2017, pp. 43-49, https://tribology.khnu.km.ua/index.php/ProbTrib/article/view/596.