1. 1) 国土交通省:水害レポート 2022, 2023. [Ministry of Land, Infra-structure, Transport and Tourism: Report of water-related disaster in 2022, 2023.]
2. 2) 国土交通省:国土交通省白書 2021, 2021. [Ministry of Land, In-frastructure, Transport and Tourism: The white paper on Land, Infra-structure, Transport and Tourism in Japan 2021, 2021.]
3. 4) 土屋十圀:激甚化・広域化する豪雨災害―2019年台風 19号・千曲川の河川形態と水害の特徴―, 地学教育と科学運動, 85, pp. 3-16, 2020.
4. 5) Ario, I., Yamashita, T., Tsubaki, R., Kawamura, S. I., Uchida, T., Watanabe, G., Fujiwara, A. : Investigation of Bridge Collapse Phenom-ena due to Heavy Rain Floods: Structural, Hydraulic, and Hydrological Analysis. Journal of Bridge Engineering, 27(9), 2022.
5. 6) 近広雄希, 小野秀一:令和元年台風19号による千曲川流域の橋梁被害と関心度の変化, 構造工学論文集, 69(A), pp. 1244-1252, 2023. [Chikahiro, Y. and Ono, S.: Damage of bridges and changes in interest level in Chikuma river basin by Typhoon No. 19 in 2019, Journal of structural engineering, 69(A), pp. 1244-1252, 2023.]