Pylypaka, Serhii F., et al. “PARTICLE MOTION OVER THE EDGE OF AN INCLINED PLANE THAT PERFORMS AXIAL MOVEMENT IN A VERTICAL LIMITING CYLINDER”. Acta Polytechnica, vol. 59, no. 1, Feb. 2019, pp. 67-76, https://doi.org/10.14311/AP.2019.59.0067.