@techreport{weko_58515_1, author = "石井,宏和 and 横山,大作 and 近山,隆", title = "Bouzy's 5/21 algorithmを用いたDf-pn+探索の詰碁への適用", year = "2006", institution = "東京大学, 東京大学, 東京大学", number = "23(2006-GI-015)", month = "mar" }