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Barker, Philip and Goolnik, Geoff and Ravat, Harish and Ritchie, Gordon and Robertson, John and Starr, Beryl and van Schaik, Paul and Whatley, Janice (1999) Reviews. Association for Learning Technology Journal, 7 (2). pp. 77-87. ISSN 0968-7769

Ritchie, Gordon and Garner, Paul (1995) Enhancing laboratory activity with computer‐based tutorials. Association for Learning Technology Journal, 3 (1). pp. 49-52. ISSN 0968-7769