Kalaivanan, Kastoori, Firqin Sumartono, and Ying-Ying Tan. 2022. “The Influence of Age of Acquisition, Language Proficiency and Language Use on Singapore English Consonant Perception”. Journal of Monolingual and Bilingual Speech 4 (1): 1–29. https://doi.org/10.1558/jmbs.19174.