Karsaman, R. H. (2018). UPAYA PENINGKATAN STANDAR PELAYANAN MINIMUM (SPM) JALAN TOL DI INDONESIA. Jurnal Jalan Jembatan, 26(1), 1–12. Retrieved from https://binamarga.pu.go.id/jurnal/index.php/jurnaljalanjembatan/article/view/301