Purwanti, Gustriani, and Winoto Chandra. “Decision Support System for the Best Employee Performance Appraisal Using the Web-Based Exponential Comparison Method (ecm) at Bank Mandiri Palembang”. Jurnal Mantik 6, no. 4 (February 28, 2023): 3781-3792. Accessed August 21, 2026. https://www.iocscience.org/ejournal/index.php/mantik/article/view/3454.