@techreport{weko_33471_1, author = "神田,毅", title = "断面ボロノイ図あてはめ問題の提案 -問題の性質・実用的な解法・応用の可能性-", year = "2001", institution = "東京大学大学院工学系研究科計数工学専攻", number = "91(2001-MPS-036)", month = "sep" }