TY JOUR TI THE SPECIFICS OF THE FORMATION AND PROMOTION OF A PERSONAL BRAND IN THE VKONTAKTE SOCIAL NETWORK KW personal brand KW VKontakte social network KW stages of SMM strategy development KW types of personal brand advertising promotion KW a tool for effective personal brand formation in a social network JO Trade, service, food industry AU Shadrina, L.Y. PY 2023 IS 3 PB Siberian Federal University