QULMANBETOV, Asadbek. Ochiq kon ishlarining asosiy bosqichlari. Research and Implementation, [S. l.], v. 4, n. 4/1, p. 168–169, 2026. Disponível em: https://rai-journal.uz/index.php/rai/article/view/2864. Acesso em: 1 май. 2026.