@inproceedings{weko_111054_1, author = "家治川博 and 佐藤彰洋", title = "web検索履歴データを用いた外国為替市場のボラティリティ予測", booktitle = "第75回全国大会講演論文集", year = "2013", volume = "2013", number = "1", pages = "465--466", month = "mar" }