Homidov, Q. “UO‘K 677.024.544 Theoretical Analysis of the Coefficient of Friction Induced by the Pressure Force of a Vertical Rope Acting from Above and Below”. Scientific and Technical Journal of Namangan Institute of Engineering and Technology, vol. 9, no. 4, Dec. 2024, pp. 347-55, doi:10.61151/stjniet.v9i4.595.