Tojiyeva Z, Yongfeng Z, Hui Z. STUDY ON THE COUPLING RELATIONSHIP OF POPULATION, RESOURCES, ENVIRONMENT AND ECONOMY IN HOHHOT-BAOTOU-ORDOS-ULANQAB URBAN AGGLOMERATION. SS [Интернет]. 1 август 2022 г. [цитируется по 9 август 2026 г.];(3-1):29-31. доступно на: https://journal.ndpi.uz/ss/article/view/2022-3-1-011