Adams, William. Downstream Impacts of Dams(PDF). Thematic Review I.1. World Commission on Dams. 2000 [2010-01-22]. (原始内容(PDF)存档于2012-02-25).
ramsar.org
G. E. Hollis; M. M. Holland; E. Maltby; J. S. Larson. Wise Use of Wetlands(PDF). Nature and Resources XXIV. UNESCO. January–March 1988 [2021-08-29]. (原始内容存档(PDF)于2021-09-09).|issue=被忽略 (帮助)
G. E. Hollis; M. M. Holland; E. Maltby; J. S. Larson. Wise Use of Wetlands(PDF). Nature and Resources XXIV. UNESCO. January–March 1988 [2021-08-29]. (原始内容存档(PDF)于2021-09-09).|issue=被忽略 (帮助)