@article{article81e9fab5,
title   = {Pollen foraging in colonies of Melipona bicolor (Apidae, Meliponini): effects of season, colony size and queen number},
author = {Hilário, Sérgio Dias and Imperatriz-Fonseca, Vera Lucia},
year = {2009},
journal   = {Genetics and Molecular Research}
}