TY JOUR TI MANAGING THE INNOVATIVE DEVELOPMENT OF ORGANIZATIONAL SYSTEMS BASED ON DIGITAL MATURITY ASSESSMENT: A COMPARATIVE ANALYSIS OF MODERN CONCEPTUAL APPROACHES AND MODELS KW modals of digital maturity KW innovative development KW digital transformation KW public sector KW digital sovereignty KW controllability KW resilience KW ambidexterity JO Scientific and analytical journal «Vestnik Saint-Petersburg university of State fire service of EMERCOM of Russia» AU Musienko, T.V. PY 2026 IS 2026 PB Saint-Petersburg University of State Fire Service of Emercom of Russia