TY JOUR TI ACTIVATION HARDENING OF PORTLAND CEMENT WITH ADDITION OF GRANULATED BLAST FURNACE SLAG KW Portland blast furnace slag cement KW activation KW hydration KW hardening KW durability JO Technique and technology of silicates AU Krivoborodov, Y.R. AU Lezhebokov, D.A. PY 2024 IS 31 PB Individual Entrepreneur Svetlana Vasilievna Samchenko