TY JOUR TI Individual issues of organizing and conducting investigative actions in the investigation of violent crimes committed against persons exercising justice or preliminary investigation KW justice KW preliminary investigation KW use of violence KW violent crimes KW investigative actions JO Penal law AU Letelkin, N.V. AU Bogomolov, S.J. AU Neganov, D.A. PY 2023 IS 18 PB Academy of the FPS of Russia