“Analytical Study of Customer Review Sentiment and Education Classification As the Basis for Customer Service Management in the Blu BCA Application”. JMKSP (Jurnal Manajemen, Kepemimpinan, dan Supervisi Pendidikan) 10, no. 2 (January 13, 2026): 1593–1602. Accessed June 21, 2026. https://jurnal.univpgri-palembang.ac.id/index.php/JMKSP/article/view/21016.