Baharum, Norzie Diana, et al. “Code Mixing by a Non-ESL Content Instructor: The Language Choice and Syntactic Features”.
AJELP: Asian Journal of English Language and Pedagogy, vol. 7, no. 1, June 2019, pp. 25-37,
https://doi.org/10.37134/ajelp.vol7.1.3.2019.