Degtereva МР, Tsybina ЮА. MECHANISMS OF INVESTIGATION OFTHE EXTERNAL AND INTERNAL ENVIRONMENT OF THE COMPANY WHEN CHOOSING A SUPPLIER. СЭУ [Internet]. 2023 Apr. 10 [cited 2024 Jul. 3];19(1):6-11. Available from: https://izdat.istu.ru/index.php/social-economic-management/article/view/5595