TY JOUR TI MANAGING INNOVATION ACTIVITIES IN MANUFACTURING COMPANIES BASED ON DIGITAL TRANSFORMATION: A CONCEPTUAL MODEL KW digital transformation KW innovation management KW manufacturing enterprises KW digital technologies KW management functions KW conceptual model KW digital maturity KW manufacturing industry KW technological innovations KW organizational innovations JO MOSCOW ECONOMIC JOURNAL AU Zhukov, N.A. PY 2026 IS 11 PB Electronic science