TY JOUR TI Use of a method of gas-discharge visualization (GRV) in psychological training of athletes of a national team on biathlon to the Olympic Games 2014 KW psychology KW sport KW method of gas-discharge visualization KW training of athletes KW stress KW resistance to stress JO Living psychology AU Popova, I.A. PY 2016 IS 3 PB Ltd Radomir-M+