1. Criteria for the development of complex teaching–learning environments;Achtenhagen;Instructional Science,2001
2. Computer assisted instruction: A book of readings;Atkinson,1969
3. Object-oriented analysis and design with applications;Booch,1994
4. E2ML: A visual language for the design of instruction;Botturi;Educational Technology, Research and Development,2006
5. Cognitive apprenticeship and instructional technology (Tech. Rep. No. 6899);Collins,1988