@article{CTT100794691,
  author = {Akihiko Terada and Takeshi Hashimoto and Tsuneomi Kagiyama and Hisashi Sasaki},
  title = {Precise remote-monitoring technique of water volume and temperature of a crater lake in Aso volcano, Japan: implications for a sensitive window of a volcanic hydrothermal system},
  journal = {Earth, Planets and Space},
  year = 2008,
}

@inproceedings{CTT100794731,
  author = {寺田暁彦 and 橋本武志 and 鍵山恒臣 and 佐々木 寿},
  title = {火口湖を用いた火山浅部熱水系のモニタリング－阿蘇火山での試み－},
  booktitle = {},
  year = 2009,
}