Alex Malins, Naohiro Imamura, Tadafumi Niizato, Junko Takahashi, Minsik Kim, Kazuyuki Sakuma, Yoshiki Shinomiya, Satoru Miura, Masahiko Machida (2020) Calculations for ambient dose equivalent rates in nine forests in eastern Japan from 134Cs and 137Cs radioactivity measurements. Journal of Environmental Radioactivity, 226: 106456. https://doi.org/10.1016/j.jenvrad.2020.106456
Takahiro Yoshida, Kiyohiko Fujimoto, Yoshitaka Kubojima, Koichi Yamamoto, Kazuhiro Takekura, Ken-ichi Yakushido (2014) Study on the densification of biomass containing radioactive substances – Densification characteristics of woody leaves and branches. Journal of the Japan Institute of Energy, 94:297-300. https://doi.org/10.3775/jie.93.297