@article{article63b424b1,
title   = {Structure of bee-flower system in the coastal sand dune of Abaeté, northeastern Brazil},
author = {Viana, Blandina Felipe and Kleinert, Astrid de Matos Peixoto},
year = {2006},
doi = {10.1590/s0085-56262006000100008},
journal   = {Revista Brasileira de Entomologia}
}