B. Bannan-Ritland. Kelly, AE; Lesh, RA; Baek, JY Handbook of Design Research Methods in Education: Innovations in Science, Technology, Enginnering and Mathematics Learning and Teaching. New York: Routledge, (2008)
C. Cox, S. Harrison, and C. Hoadley. Educating learning technology designers: guiding and inspiring creators of innovative educational tools, Routledge, New York, NY, (2008)
M. Scaife, Y. Rogers, F. Aldrich, and M. Davies. CHI '97: Proceedings of the SIGCHI conference on Human factors in computing systems, page 343-350. New York, NY, USA, ACM Press, (1997)