TY CONF TI FEATURES OF THE METHODOLOGY FOR CALCULATING BUOYANCY AND STRENGTH OF A BLOCK PONTON FOR VERTICAL CYLINDRICAL TANKS KW contact mechanics of engineering surfaces KW friction and wear of interfaces KW tribotechnical materials science KW mechanics and control processes KW kinematics KW dynamics KW strength and reliability of machines and structural elements JO PROBLEMS OF APPLIED MECHANICS AU Safonov, A.L. AU Shkaberin, V.A. PY 2024 PB Bryansk State Technical University