1. Gal-Ezer, J., and Zur, E.: Reaching Out to CS Teachers: Certification Via Distance Learning. Mathematics and Computer Education, 41, 3 (2007), 250--265.
2. ISTE (International Society for Technology in Education): ISTE Standards for Computer Science Educators. (2011). http://www.iste.org/docs/pdfs/20-14_ISTE_Standards-CSE_PDF.pdf
3. Knobelsdorf, M., and Vahrenhold, J.: Addressing the Full Range of Students: Challenges in K-12 Computer Science Education. Computer, 46, 9 (2013), 32--27.
4. Yadav, A., Stephenson, C., and Hong, H.: Computational Thinking for Teacher Education. Communications of the ACM, 60, 4, (2017), 55--6.
5. Zendler, A., and Klaudt, D.: Central Computer Science Concepts to Research-Based Teacher Training in Computer Science: An Experimental Study. J. Educational Computing Research, 46, 2 (2012), 153--172.