SHANG, Xingyu. Research on investment and financing risk problems and countermeasures of PPP construction projects. Transactions on Economics, Business and Management Research, [S. l.], v. 10, p. 416–423, 2024. DOI: 10.62051/b78rx394. Disponível em: https://wepub.org/index.php/TEBMR/article/view/3874. Acesso em: 8 jun. 2026.