Amri, L. H. A., M. Taali, D. B. Farani, D. A. K. Puspitasari, and M. F. . Subkhan. “Critical Analysis of Sustainable Toll Road: Management of Toll Road Services and Green Facilities from The User Perspective”. International Journal of Social and Management Studies, vol. 5, no. 5, Oct. 2024, pp. 17-21, doi:10.5555/ijosmas.v5i5.442.