@inproceedings{weko_134850_1, author = "吉府,研治 and 谷川,哲司 and 宮下,敏昭", title = "電子メール通信履歴を用いた人脈活用システム", booktitle = "全国大会講演論文集", year = "1998", volume = "第57回", number = "インタフェース", pages = "67--68", month = "oct" }