1. Addimando, L., Leder, D., & Zudini, V. (2021). Teaching and learning in the Covid-19 era: The experience of an Italian primary school class. TOJET the Turkish Online Journal of Educational Technology, 20(1), 60–67. http://www.tojet.net/articles/v20i1/2018.pdf
2. Akinoso, S. O. (2015). Teaching mathematics in a volatile, uncertain, complex and ambiguous (VUCA) world: The use of concrete-representational-abstract instructional strategy. Journal of the International Society for Teacher Education, 19(1), 97–107.
3. Andarwulan, T., Al Fajri, T. A., & Damayanti, G. (2021). Elementary teachers’ readiness toward the online learning policy in the new normal era during Covid-19. International Journal of Instruction, 14(3), 771–786. https://doi.org/10.29333/iji.2021.14345a
4. Aronson, J. (1995). A pragmatic view of thematic analysis. Qualitative Report, 2(1), 1–3. https://doi.org/10.46743/2160-3715/1995.2069
5. Asad, M. M., & Bin Hassan, R. (2013). The characteristics of an ideal technical teacher in this modern era. International Journal of Social Science and Humanities Research, 1(1), 1–6. http://bit.ly/42OP0u3