Rengganis IP, Rodiyah I. The Role of the Sidoarjo Regency Transportation Service in Improving Service Quality at Porong Terminal: Peran Dinas Perhubungan Kabupaten Sidoarjo dalam Meningkatkan Kualitas Pelayanan di Terminal Porong. IJPPR [Internet]. 2022 Sep. 21 [cited 2025 Apr. 29];20:10.21070/ijppr.v20i0.1285. Available from: https://ijppr.umsida.ac.id/index.php/ijppr/article/view/1285