ABBASI, A. M.; ALI ARAIN, A. .; KHOKHAR, S. .; BATOOL , M. . An Instrumental Study of Speech Variability of English Back-Rounded Vowels Between the English & Karachiites Pinglish: Acoustics of English Back-Rounded Vowels . Pakistan Journal of Languages and Translation Studies, [S. l.], v. 10, n. 2, p. 40–60, 2022. Disponível em: https://pjlts.uog.edu.pk/index.php/pjlts/article/view/49. Acesso em: 18 apr. 2024.