00783naa#a2200205#i#450# EN\\bibl\29190 20240514021539.2 2071-7318 20160725b2016####ek#y0engy0150####ca RU NUMERICAL RESEARCH OF STEEL BEAMS WITH STRENGTHENING BY SPRENGEL SYSTEM ON PART OF HER SPAN Journal article Belgorod Belgorod State Technological University named after V.G. Shukhov 2016 3 с. Journal article local Строительство. Строительные материалы. Строительно-монтажные работы. 69 Repin V.A. Roschina S.I. Maksimenko M.O. Sadovnikov Yu.S. bulletinbstu.editorum.ru