Somar, Enjeli, Asep Suparman, and Paulus Raga. “eningkatan inerja perasional erusahaan asa engurusan ransportasi alam eningkatkan epuasan elanggan”. MBR (Management and Business Review) 5, no. 2 (November 14, 2021): 188–201. ccessed July 22, 2024. http://ejournal.unikama.ac.id/index.php/mbr/article/view/5904.