TY JOUR TI STUDY OF THE CHEMICAL INTERACTION OF GLASS FIBER WITH CEMENT HYDRATION PRODUCTS KW fiberglass KW hydration KW cement extraction KW fiber concrete KW alkali resistance KW alumina cement KW Portland cement. JO Bulletin of Belgorod State Technological University named after. V. G. Shukhov AU Bondarenko, N.I. AU Bondarenko, D.O. AU Evtushenko, E.I. PY 2021 IS 5 PB Belgorod State Technological University named after V.G. Shukhov