00740naa#a2200169#i#450# EN\\bibl\13015 20241222140853.7 20241125b2024####ek#y0engy0150####ca RU APPROACHES TO DETERMINING THE AREA OF THE VALVE HOLE OF A HYDRAULIC PULSATOR Conference article/thesis Voronezh FSBE Institution of Higher Education Voronezh State University of Forestry and Technologies named after G.F. Morozov 2024 6 с. Conference article/thesis local Гидравлические системы: клапаны и механизмы привода клапанов. 629.7.064.3 Popikov Petr Ivanovich Platonov A. A. bibl.vgltu.ru