Lengerov, Angel, et al. “STUDY OF THE KINEMATIC AND DYNAMIC OF INTERACTION OF A VIBRATING SYSTEM FOR CUTTING OPTICAL SLUGS”. ENVIRONMENT. TECHNOLOGIES. RESOURCES. Proceedings of the International Scientific and Practical Conference, vol. 3, Jan. 2024, pp. 149-53, https://doi.org/10.17770/etr2023vol3.7242.