TY JOUR TI Physical Self-Esteem in Teenagers that Use Personal Photos as an Avatar in Their Social Net Profiles KW physical self-esteem KW social networks KW avatar KW I-concept KW teenagers KW boys KW girls JO Virtual Communication and Social Networks AU Lytkin, M.S. AU Miklyaeva, A.V. PY 2022 IS 2022 PB Kemerovo State University