1. Chang, M.-M., & Hung, H.-T. (2019). Effects of Technology-Enhanced Language Learning on Second Language Acquisition: A Meta-analysis. Journal of Educational Technology & Society, 22(4), 1–17. https://www.jstor.org/stable/26910181
2. Galindo-Dominguez, H. (2021). Flipped Classroom in the Educational System: Trend or Effective Pedagogical Model Compared to Other Methodologies? Educational Technology & Society, 24(3), 44–60. https://www.jstor.org/stable/27032855
3. Gu, P. Y. (2003). Vocabulary learning in a second language: Person, task, context and strategies. Tesl-Ej, 7(2), 1-25.
4. Grummann, P. H. (1917). The Teaching of Vocabulary. Monatshefte Für Deutsche Sprache Und Pädagogik, 18(5), 136–139. http://www.jstor.org/stable/30167847
5. HALL, S. M. (2022). EDGE SYNTAX: Vocabularies for Violent Times. In A. Amin & M. Lancione (Eds.), Grammars of the Urban Ground (pp. 221–240). Duke University Press. https://doi.org/10.2307/j.ctv2x1npkj.15