CAO, Jingru. Research on Performance Evaluation of Sponge City PPP Projects in the Yangtze River Delta Region. International Journal of Global Economics and Management, London, U.K., v. 2, n. 3, p. 411–418, 2024. DOI: 10.62051/IJGEM.v2n3.49. Disponível em: https://wepub.org/index.php/IJGEM/article/view/1461. Acesso em: 15 jul. 2026.