ZHAO GANG; DING RU; HU XIWU. Evaluation of Ecological Security in Qinghai Province Based on Net Primary Productivity-Ecological Footprint Approach. International Theory and Practice in Humanities and Social Sciences, [S. l.], v. 2, n. 1, p. 40–55, 2025. DOI: 10.70693/itphss.v2i1.177. Disponível em: https://ojs.wisvora.com/index.php/itphss/article/view/177. Acesso em: 5 apr. 2025.