Sukthong P, Charoenporn P. Performance Evaluation of Imputation Techniques for Telecommunications Customer Clustering. ECTI-CIT Transactions [internet]. 2026 Jan. 31 [cited 2026 Sep. 17];20(1):174-92. available from: https://ph01.tci-thaijo.org/index.php/ecticit/article/view/264267