G. Irion, Bush, M. B., de Mello, J. A. N., Stuben, D., Neumann, T., Muller, G., De, J. O., and Junk, J. W.,
“A multiproxy palaeoecological record of Holocene lake sediments from the Rio Tapajos, eastern Amazonia”,
Palaeogeography Palaeoclimatology Palaeoecology, vol. 240, no. 3-4, pp. 523-535, 2006.