Fragmentation and Flow Regulation of the World's Large River Systems. Science, 15 April 2005, s. 405–408. Dostupné online [cit. 2017-07-03]. DOI: 10.1126/science.1107887.
mlit.go.jp
hrr.mlit.go.jp
Shinanogawa River Office. The Shinano River Basin [online]. Ministry of Land, Infrastructure, Transport and Tourism, [cit. 2018-11-16]. Dostupné online. (po anglicky)
sciencemag.org
science.sciencemag.org
Fragmentation and Flow Regulation of the World's Large River Systems. Science, 15 April 2005, s. 405–408. Dostupné online [cit. 2017-07-03]. DOI: 10.1126/science.1107887.
worldatlas.com
Longest Rivers in Japan [online]. 16 November 2018, [cit. 2018-11-15]. Dostupné online. (po anglicky)