【参考・引用元】
https://en.wikipedia.org/wiki/Itaipu_Dam
https://business.nikkei.com/atcl/gen/19/00081/072000408/
https://www.enr.com/articles/54079-ge-renewables-leads-650m-upgrade-of-huge-dam-in-south-america
https://www.itaipu.gov.br/sites/default/files/rs2015/en/2018/onde-estamos.html
https://www.researchgate.net/figure/Layout-of-Itaipu-dam-https-mapsgooglecombr_fig15_313352665
https://www.businessinsider.com/worlds-largest-power-plant-engineering-wonder-itaipu-dam-2017-7
https://kotobank.jp/word/ロックフィルダム-663767
https://kotobank.jp/word/中空重力ダム-97152
https://en.wikipedia.org/wiki/Buttress_dam
https://www.sciencedirect.com/science/article/pii/S0301479716308362
https://www.researchgate.net/publication/317036849_Itaipu_diversion_gates
https://www.budowle.pl/building/itaipu-dam?page=2
https://www.bittner-shen.com/locksdams.html
https://paint-kohken.co.jp/painting/iron-tube/
https://www.theguardian.com/uk-news/2017/sep/11/drunk-briton-fined-after-surviving-hoover-dam-swim
https://www.reduper.com/industry/energy/power-station/hydro/itaipu-dam/
https://www.gihub.org/connectivity-across-borders/case-studies/itaipu-hydroelectric-dam/
https://ecoa.org.br/crise-hidrica-oito-das-20-turbinas-de-itaipu-estao-desativadas-em-decorrencia-da-estiagem/
http://web.mit.edu/skd/Desktop/skd/www/itaipu-web.pdf