Bоzоr tushunchasi, uning mоhiyati va vazifalari. Journal of Universal Science Research, [S. l.], v. 1, n. 2, p. 250–254, 2023. Disponível em: https://universalpublishings.com/~niverta1/index.php/jusr/article/view/205. Acesso em: 23 nov. 2024.