Paula Tamba, Prihatin Lumbanraja, Nazaruddin. SENTIMENT ANALYSIS FOR IMPROVING THE QUALITY OF IMMIGRATION M-PASSPORT SERVICES. IJEBAS [Internet]. 2024 Oct. 22 [cited 2025 Nov. 29];4(5):1424-38. Available from: https://radjapublika.com/index.php/IJEBAS/article/view/1989