Вельбой, В., К. Диха, and О. Бабак. “Analysis of the Loading Conditions and Lubrication Systems Bearing Slide Mechanisms Timing of Internal Combustion Engine”. Problems of Tribology, vol. 80, no. 2, July 2016, pp. 97-103, https://tribology.khnu.km.ua/index.php/ProbTrib/article/view/541.