@article{oai:repo.qst.go.jp:00043865,
 author = {Tokonami, Shinji and Yang, Mingli and Sanada, Tetsuya and 床次 眞司 and 真田 哲也},
 issue = {6},
 journal = {Health Physics},
 month = {Jun},
 pages = {612--615},
 title = {Contribution from thoron on the response of passive radon detectors},
 volume = {80},
 year = {2001}
}