@techreport{weko_37024_1, author = "守田,了 and 石原,由紀夫", title = "読書時の視点移動のナビゲーションシステム", year = "2001", institution = "山口大学工学部, 山口大学工学部", number = "72(2001-HI-094)", month = "jul" }