TY JOUR TI EFFECT OF COMPOSITION PECULIARITIES OF SHUNGITE FROM VARIOUS DEPOSITS ON STRUCTURE FORMATION OF POLYMER MODIFIED BITUMEN BINDER KW shungite KW carbon KW degree of structure order KW polymer modified bitumen binder KW modifying effect JO Bulletin of Belgorod State Technological University named after. V. G. Shukhov AU Lebedev, M.S. AU Yadykina, V.V. AU Vyrodova, K.S. PY 2024 IS 9 PB Belgorod State Technological University named after V.G. Shukhov