ZURAPOV, A. U. Monopoliya atamasi, turlicha yondashuvlar va monopol korxonalarning yalpi ichki mahsulotdagi ulushi. Science and Education, [S. l.], v. 4, n. 10, p. 427–431, 2023. Disponível em: https://openscience.uz/index.php/sciedu/article/view/6371. Acesso em: 22 jan. 2025.