Bulgakov АЮ, Lunin ДА, Titova ОВ. ON SYSTEMATIZATION OF MATHEMATICAL APPROACHES TO ANALYZING THE EFFECTIVENESS OF DIVERSIFICATION OF DEFENSE-INDUSTRIAL COMPLEX ORGANIZATIONS. СЭУ [Internet]. 2026 Jun. 30 [cited 2026 Nov. 13];22(2):6-13. Available from: https://izdat.istu.ru/index.php/social-economic-management/article/view/6144