Sunandar, Ali, Saipol Bari Abd Karim, and Umi Kalsum Zolkafli @Zulkifly. 2025. “Exploring Delphi Method Utilization Research Trends on Public-Private Partnership Infrastructure Studies”. Journal of Infrastructure Policy and Management (JIPM) 8 (1):21-40. https://doi.org/10.35166/jipm.v8i1.92.