Zhao Yongfeng, Zheng Hui. Study on the coupling relationship of population, resources, environment and economy in hohhot-baotou-ordos-ulanqab urban agglomeration. SCIENCE and SOCIETY, [S. l.], n. 3-1, p. 29–30, 2022. Disponível em: https://journal.ndpi.uz/ss/article/view/1874. Acesso em: 15 jul. 2026.