TY JOUR TI DEVELOPMENT OF STRATEGIC PARTNERSHIP IN THE SPHERE OF TRADE AND SERVICES OF THE DONETSK PEOPLE’S REPUBLIC KW strategic partnership KW service sector enterprises KW scientific and practical approach KW cooperation KW interaction JO Trade, service, food industry AU Donets, L.I. AU Shtikhova, A.V. PY 2025 IS 5 PB Siberian Federal University