TY JOUR TI THEORETICAL MODEL OF STREET SPORT OBJECTS IN KHANTY-MANSI AUTONOMOUS OKRUG-YUGRA KW theoretical model KW net KW street sports center KW Russia KW street sports JO Bulletin of Belgorod State Technological University named after. V. G. Shukhov AU Zarubskaya, E.O. PY 2020 IS 5 PB Belgorod State Technological University named after V.G. Shukhov