TY JOUR TI Theoretical and methodological approaches to understanding the concepts of "vitality" and "subjective vitality" in the framework of the conceptual model for the development of subjective vitality of the heads of internal affairs bodies KW life KW vitality KW subjective vitality KW life energy KW vitality KW energy potential JO Applied psychology and pedagogy AU Maltseva, T.V. PY 2020 IS 6 PB INFRA-M Academic Publishing LLC.