TY JOUR TI OBTAINING AND STUDYING PHYSICAL AND MECHANICAL PROPERTIES OF SULFUR CONCRETE COMPOSITIONS KW sulfur concrete KW sulfur KW quartz sand KW ash and slag waste KW sodium silicate JO Bulletin of Belgorod State Technological University named after. V. G. Shukhov AU Sagadeev, E.V. AU Suleymanova, L.A. AU Ibragimov, R.A. AU Sagadeev, V.V. PY 2025 IS 10 PB Belgorod State Technological University named after V.G. Shukhov