@article{oai:repo.qst.go.jp:00043274,
 author = {Tokonami, Shinji and Furukawa, Masahide and Yamada, Yuji and et.al and 床次 眞司 and 古川 雅英 and 山田 裕司},
 issue = {1},
 journal = {Radiation Protection Dosimetry},
 month = {Oct},
 pages = {71--75},
 title = {Characteristics of radon and its progeny concentrations in air-conditioned office buildings in Tokyo},
 volume = {106},
 year = {2003}
}