1. Adis, J. 1984. Seasonal igapd-forests of Central Amazonian black-water rivers and their terrestrial arthropod fauna. In H. Sioli (ed.), The Amazon. Limnology and Landscape Ecology of a Mighty Tropical River and its Basin. W. Junk, Dordrecht: 245–268.
2. Bailey, R. G. 1986. The Zaïre River system. This volume.
3. Barham, J. and C. Canfield 1984. The problems that plague a Brazilian dam. New Scient. 1425, October 11: 10.
4. Best, R. C. 1984. The aquatic mammals and reptiles of the Amazon In H. Sioli (ed.), The Amazon Limnology and Landscape Ecology of a Mighty Tropical River and its Basin. W. Junk, Dordrecht: 371–412.
5. Bigarella, J. J. 1965. Subsidios para o estudo das variaçöes de nivel oceanico no quaternario brasileiro. An. Acad. Brasil. 37 (Suppl): 263–278.