@inproceedings{weko_133034_1, author = "大沼,宏行 and 渡邉,豊英", title = "柔軟な指導案の変更を支援する教材モデル", booktitle = "全国大会講演論文集", year = "1997", volume = "第55回", number = "コンピュータと人間社会", pages = "472--473", month = "sep" }