1. Ainsworth, S.E., Grimshaw, S.K. & Underwood, D.J. (1999) Teachers as designers: Using REDEEM to create ITSs for the classroom. Computers & Education, 33(2/3), 171–188.
2. Ainsworth, S.E. Underwood, J.D. & Grimshaw, S.K. (2000) Using an ITS authoring tool to explore educators’ use of instructional strategies. In G. Gauthier, C. Frasson & K. VanLehn (Eds.) Intelligent Tutoring Systems: 5th International Conference ITS 2000. pp 182–191.
3. Ainsworth, S.E., Williams, B.C & Wood, D.J. (2001) Using the REDEEM ITS authoring environment in naval training. In T. Okamoto, R. Hartley, Kinshuk, & J.P. Klus (Eds) IEEE International Conference on Advanced Learning Technologies, pp 189–192. Los Alamitos.
4. Gagne, R. (1985) The Conditions of Learning, 4th, Holt, Rinehart, and Winston,.
5. Langley, P. (1995) Order effects in incremental learning. In P. Reimann and H. Spada, (Eds), Learning in humans and machines. Pergamon: pp 154–165,.