TY JOUR TI FRACTAL DIMENSION OF THE POROUS STRUCTURE OF CELLULAR CONCRETE KW fractal dimension KW porous structure KW cellular concrete KW cell counting method KW regression coefficient JO Bulletin of Belgorod State Technological University named after. V. G. Shukhov AU Suleymanova, L.A. AU Ryabchevskiy, I.S. AU Pogorelova, I.A. AU Bogacheva, M.A. PY 2024 IS 9 PB Belgorod State Technological University named after V.G. Shukhov