Thoengsal, J., and M. Tumpu. “Vehicle Operational Cost Analysis (BOK) of Mini Bus Light Vehicle Public Transportation: Case Study of Siwa-Palopo Route”. Journal of Scientific Research, Education, and Technology (JSRET), vol. 4, no. 1, Mar. 2025, pp. 560-5, doi:10.58526/jsret.v4i1.727.