ЮдкевичМ М, and ПивовароваС Г. “Classification of Goods and the Choice of the Optimal Procedure in the State Procurement System”. State procurement: management, placement, maintenance. Academic appendix, no. 4 (December 26, 2011): 2-10. Accessed May 18, 2024. https://ojs.hse.ru/index.php/gzpr/article/view/2849.