Ponto, Virginia Elizabeth Makasangkil, Magdalena Wullur, and Ferdinand J. Tumewu. “Implementasi Quality Management Sebagai Upaya Peningkatan Mutu Pelayanan Pada PT. Pelabuhan Indonesia (Persero) Regional 4 Cab. Manado”. Indonesian Journal of Multidisciplinary on Social and Technology 5, no. 1 (November 12, 2026): 919–925. Accessed November 12, 2026. https://journal.ilmudata.co.id/index.php/ijmst/article/view/14631.