Samsudin, N., M. Puteh, A. R. Hamdan, and M. Z. Ahmad Nazri. “NORMALIZATION OF NOISY TEXTS IN MALAYSIAN ONLINE REVIEWS”. Journal of Information and Communication Technology, vol. 12, Apr. 2013, pp. 147-59, https://e-journal.uum.edu.my/index.php/jict/article/view/8141.