Shiori Ota, Junya Hanasaki, Kazuhiro Toki, Takuto Horigome, Akihiro Takemasa, Yuri Ohkoshi, Nami Takahashi, & Yoshika Sekine. (2015). Measurement of PM2.5 and Water-Soluble Ions at Central Tokyo, Japan and Source Apportionment. The Global Environmental Engineers, 2(2), 71–78. https://doi.org/10.15377/2410-3624.2015.02.02.4