ТОЛУЕВ, Ю. GRAPHIC METHOD FOR MODELING MATERIAL FLOWS IN SUPPLY CHAINS. Journal of Economic Research & Business Administration, [S. l.], v. 126, n. 4, p. 170–178, 2018. Disponível em: https://be.kaznu.kz/index.php/math/article/view/2039. Acesso em: 23 nov. 2024.