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Ford, N.: "Conversational" information systems : Extending educational informatics support for the web-based learner (2005)
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Recker, M.M.: Cognitive media types for multimedia information access (1995)
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Jacobson, M.J.: Issues in hypertext and hypermedia research : toward a framework for linking theory-to-design (1994)
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Arnets, H.C.; Bogaerts, W.F.L.: Towards an architecture for third-order hypermedia systems (1991)
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Steeples, C.: ¬A computer-mediated learning enviroment for adult learners : supporting collaboration and self-direction (1993)
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