1. Agyei, D., & Voogt, J. (2012). Developing technological pedagogical content knowledge in pre-service mathematics teachers through collaborative design. Australasian Journal of Educational Technology, 28(4), 547–564.
2. Anderson, L., & Krathwohl, D. (Eds) (with Airasian, P., Cruikshank, K., Mayer, R., Pintrich, P., Raths, J., & Wittrock, M.). (2001). A taxonomy for learning, teaching, and assessing: a revision of Bloom’s taxonomy of educational objectives. New York, NY: Longman.
3. AMTE (2017). Standards for preparing teachers of mathematics. Houghton, MI: Association of Mathematics Teacher Educators. (http: amte.net/standards)
4. Backfisch, I., Lachner, A., Hische, C., Loose, F., & Scheiter, K. (2020). Professional knowledge or motivation? Investigating the role of teachers’ expertise on the quality of technology-enhanced lesson plans. Learning and Instruction, 66, 101300.
5. Banilower, E., Smith, P., Malzahn, K., Plumley, C., Gordan, E., & Hayes, M. (2018). Report of the 2018 NSSME+. Horizon Research Inc.