TY JOUR TI INFLUENCE OF FINE-DISPERSED ADDITIVE FROM CONCRETE SCRAP ON STRUCTURE FORMATION OF PORTLANDCEMENT KW effective composites KW fragments of destroyed buildings and structures KW construction waste KW green building KW environment KW similarity law KW concrete scrap JO Bulletin of Belgorod State Technological University named after. V. G. Shukhov AU Ahmed, A.A. AU Lesovik, R.V. AU Al'-Bo-Ali, W.S. AU Lesovik, G.A. PY 2021 IS 6 PB Belgorod State Technological University named after V.G. Shukhov