@techreport{weko_58664_1, author = "山田,剛 and 松原,仁", title = "逆算型詰め将棋作成支援システム", year = "1999", institution = "東京工業大学, 電子技術総合研究所&さきがけ21", number = "53(1999-GI-001)", month = "jun" }