Source Information

• River data source information

  Primary source:

  Wolfram|Alpha Knowledgebase, 2024.

  Background sources and references:

  • Aubuchon, V. "World's Twenty Longest Rivers." Vaughn's Summaries. »
  • Brummett, R. E. and G. G. Teugels. "Rivers of the Lower Guinean Rainforest: Biogeography and Sustainable Exploitation." In Proceedings of the Second International Symposium on the Management of Large Rivers for Fisheries Volume 1 [T. Petr and R. L. Welcomme (Eds.)]. FAO Regional Office for Asia and the Pacific, 2004. »
  • Cohen, S. B. (Ed.). The Columbia Gazetteer of North America. Columbia University Press, 2000.
  • Gresswell, R. K. Standard Encyclopedia of the World's Rivers and Lakes. Putnam, 1965.
  • Ministry of the Environment, Housing and Urban Planning. "National Biosafety Framework and Action Plan for Benin." United Nations Environment Programme. »
  • United States Geological Survey. "Real-Time Water Data for the Nation." National Water Information System. »
  • United States National Geospatial-Intelligence Agency. GEOnet Names Server (GNS). »
  • Vörösmarty, C. J., B. Fekete, and B. A. Tucker. River Discharge Database, Version 1.1 (RivDIS v1.0 supplement). Institute for the Study of Earth, Oceans, and Space, University of New Hampshire, 1998. »
  • Wick, M. GeoNames. »
  • The Wikimedia Foundation, Inc. Wikipedia. »
  • World Resources Institute. "Watersheds of the World." EarthTrends. »

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