I. Razorvin and O. Durandina, “DEFINITION OF EFFICIENCY OF SOCIAL SERVICIES PROVISION - INNOVATIVE WAY OF MANAGEMENT OF SOCIAL SYSTEMS”, Management Issues, vol. 10, no. 4, pp. 169–174, Apr. 2014, Accessed: Nov. 08, 2026. [Online]. Available: https://voprosy-upravleniya.owebs.ru/article/view/23968