Xu, LiPing, Ning Liu, ShuXia Zhang, HuangJing Qiu, Li Chen, and Zeyu Wang. “Efficiency and Determinants Analysis of Chinese Infrastructure PPP Projects in the Construction and Operation Stages”. International Journal of Strategic Property Management 23, no. 3 (February 18, 2019): 156-170. Accessed December 23, 2024. https://jau.vgtu.lt/index.php/IJSPM/article/view/7911.