L. Gamelo and J. L. R. Roy, “Code-Switching Practices of Junior High School Teachers and Learners in English as Second Language (ESL) Classes: Basis in Designing Intervention Program”, IJLLT, vol. 7, no. 7, pp. 75–92, Jul. 2024, doi: 10.32996/ijllt.2024.7.7.9.