@inproceedings{inproceedings8556a728,
title   = {Sleep / wakefulness cycle variability in three amazonian communities},
author = {Aguiar, G F S and Silva, H P and Marques, Nélson},
year = {1993},
publisher = {International Society for Chronobiology},
booktitle   = {Conference of the International Society for Chronobiology}
}