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Geelan, D. (2003). Video Analysis of Physics Teachers' Explanatory Frameworks. In D. Lassner & C. McNaught (Eds.), Proceedings of ED-MEDIA 2003--World Conference on Educational Multimedia, Hypermedia & Telecommunications (pp. 2096-2099). Honolulu, Hawaii, USA: Association for the Advancement of Computing in Education (AACE).