Salam, M., M. Hossain, M. Haq, and M. Parvez. “Deposition Flux of Perfluorinated Compounds in Wet Deposition Samples in Yokohama, Japan”. Journal of Bio-Science, vol. 17, Feb. 2011, pp. 7-12, doi:10.3329/jbs.v17i0.7093.