Zen, Evynurul Laily. “On the Acquisition of English Voiceless Stop VOT by Indonesian-English Bilinguals: Evidence of Input Frequency”. k@ta: A Biannual Publication on the Study of Language and Literature 20, no. 2 (January 5, 2019): 45–52. Accessed June 18, 2026. https://kata.petra.ac.id/index.php/ing/article/view/19125.