Shahid Hussain, Dr. Uzma Anjum, Nadia Safeer, and Sadia Malik. “ACOUSTIC ANALYSIS OF ENGLISH VOWEL SOUNDS PRODUCED BY SINDHI SPEAKERS”. Pakistan Journal of Society, Education and Language (PJSEL) 9, no. 1 (December 11, 2022): 353–365. Accessed April 20, 2026. https://www.pjsel.jehanf.com/index.php/journal/article/view/1027.