@article{oai:repo.qst.go.jp:00042976,
 author = {Furuya, Keiichi and Kudo, Yoshiyuki and Okinaga, Kiyo and Yamuki, Maho and Takahashi, Sentaro and Araki, Yoichi and Hisamatsu, Yoshiharu and 高橋 千太郎},
 journal = {Journal of Trace and Microprobe Techniques},
 month = {},
 pages = {469--485},
 title = {Seasonal variation and their characterization of suspended particulate matter in the air of subway stations},
 volume = {19},
 year = {2001}
}