@article{CTT100810552,
  author = {Wakaha Ogata and Takaaki Otemori},
  title = {Security analysis of secure kNN and ranked keyword search over encrypted data},
  journal = {International Journal of Information Security},
  year = 2020,
}

@inproceedings{CTT100789799,
  author = {小手森崇顕 and 尾形わかは},
  title = {内積を用いたランク付きマルチキーワード検索可能暗号の安全性に関する研究},
  booktitle = {暗号と情報セキュリティシンポジウム予稿集},
  year = 2018,
}