TY JOUR TI SELECTION OF BINDING AGENT FOR PLASTER MORTAR IN RESTORATION OF HISTORIC BUILDINGS KW hydraulic lime KW restoration KW strength KW vapor permeability JO Bulletin of Belgorod State Technological University named after. V. G. Shukhov AU Loganina, V.I. AU Zaytseva, M.V. PY 2026 IS 11 PB Belgorod State Technological University named after V.G. Shukhov