@article{oai:repo.qst.go.jp:00043948,
 author = {Ishikawa, Tetsuo and Tokonami, Shinji and Yoshinaga, Shinji and Narazaki, Yukinori and 石川 徹夫 and 床次 眞司 and 吉永 信治 and 楢崎 幸範},
 issue = {1},
 journal = {Journal of Radioanalytical and Nuclear Chemistry},
 month = {Feb},
 pages = {85--88},
 title = {Airborne and waterborne radon concentrations in areas with use of groundwater supplies},
 volume = {267},
 year = {2006}
}