Bobylkin, M. E., Leshchenko, E. M., & Shakhvorostov, G. I. (2025). PROBLEMS AND TASKS OF MECHANISMS AND TOOLS FOR IMPROVING THE EFFICIENCY OF STATE AND MUNICIPAL PROCUREMENT IN THE RUSSIAN FEDERATION. Region: Systems, Economics, Management, 1(2 (69), 104-110. https://region-systems.owebs.ru/article/view/18850