Чернець, М., and В. Жидик. “Generalized Cumulation Model of Kinetics of Wear a Sliding Bearing. P.2. Generalized Cumulative Model”. Problems of Tribology, vol. 67, no. 1, May 2014, pp. 6-15, https://tribology.khnu.km.ua/index.php/ProbTrib/article/view/80.