Makovkin, O., O. Dykha, I. Valchuk, and T. Kalaczynski. “Research on the Influence of Rolling Element Geometry on the Wear Resistance of Drilling Equipment Bearings”. Problems of Tribology, vol. 30, no. 3/117, Sept. 2025, pp. 21-29, doi:10.31891/2079-1372-2025-117-3-21-29.