00690naa#a2200181#i#450# EN\\bibl\83095 20250620184056.5 2071-7318 20240916b2024####ek#y0engy0150####ca RU MECHANICAL PROPERTIES OF ULTRA-HIGH PERFORMANCE FIBER-REINFORCED CONCRETE WITH DIFFERENT TYPES OF STEEL FIBER Journal article Belgorod Belgorod State Technological University named after V.G. Shukhov 2024 13 с. Journal article local Бетоны. Бетонные и железобетонные изделия. 691.32 Soloviev V. G. Matiushin E. V. bulletinbstu.editorum.ru