Rittel, H. W. & Webber, M. M. (1973). Dilemmas in a General Theory of Planning. Policy Sciences 4, 155-169. Disponible en: http://www.uctc.net/mwebber/Rittel+Webber+Dilemmas+General_Theory_of_P...
Schmidt, D. A. & Gurbo, M. (2008). TPCK in K-6 literacy education. En AACTE Committee on Innovation and Technology (ed.), Handbook of...