00562naa#a2200169#i#450# EN\FGKOU VO SPBU MVD ROSSII\bibl\89204 20250410212558.4 2227-7226 20250109b2025####ek#y0engy0150####ca RU The legal concept of cyberbullying Journal article St. Petersburg SAINT-PETERSBURG UNIVERSITY OF THE MINISTRY OF INTERNAL AFFAIRS OF THE RUSSIAN FEDERATION 2025 0 с. Journal article local Larionova Ekateina Aleksandrovna vestnikspbmvd.ru