@inproceedings{inproceedingsbc2480db,
title   = {The diversity and relative abundance of the highly social bee species (Apidae) at the campus of the University of São Paulo - Brasil},
author = {Naxara, Sandra Regina Capelari and Imperatriz-Fonseca, Vera Lucia and Alves-dos-Santos, Isabel and Knoll, Fatima do Rosario Naschenveng},
year = {2004},
booktitle   = {Proceedings of the IBRA International Conference on Tropical Bees}
}