“ANALISIS BIAYA OPERASIONAL KENDARAAN BOK ANGKUTAN UMUM PADA BUS: TEAYEK BITUNG TONDANO”. Sustainable Construction (SUSCON) 2, no. 2 (December 30, 2024): 437 446. Accessed December 7, 2025. https://ejurnal.unima.ac.id/index.php/suscon/article/view/11024.