“NOISE ROBUSTNESS OF FIRST FORMANT BANDWIDTH (F1BW) FEATURES IN MALAY VOWEL RECOGNITION”, JICT, vol. 11, pp. 147–162, Apr. 2012, Accessed: Nov. 10, 2025. [Online]. Available: https://www.educationmalaysia.co.uk/index.php/jict/article/view/8129