Buananta S, Ahmad MA, Mahmood J, Paradise P. Identification of Evaluation Results in E-Banking Services Transaction for Product Recommendation using the BIRCH and Davies Bouldin Index Method. INFOTEL [Internet]. 31May2024 [cited 22Dec.2024];16(2):427-40. Available from: https://ejournal.ittelkom-pwt.ac.id/index.php/infotel/article/view/1116