@techreport{weko_20895_1, author = "安永尚志 and 宇佐美龍夫", title = "地震予知研究のための観測情報データベースの構成", year = "1982", institution = "東大・地震研, 東大・地震研", number = "56(1981-DBS-029)", month = "mar" }