KHAIRUDDIN, Safiah. Formant Frequency Analysis of Quranic Alphabets in Sukoon Pronunciation Between Adult Male and Female Experts. QURANICA - International Journal of Quranic Research, [S.l.], v. 11, n. 1, p. 37-52, june 2019. ISSN 2590-4167. Available at: <https://ejournal.um.edu.my/index.php/quranica/article/view/18628>. Date accessed: 26 feb. 2020.