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| 1995 | ||
|---|---|---|
| 1 | Peter Gerjets, Elke Heise, Rainer Westermann: Diagnostik von Handlungsphasen in tutoriellen Lernsystemen. GI Jahrestagung 1995: 330-337 | |
| 1 | Peter Gerjets | [1] |
| 2 | Rainer Westermann | [1] |
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