@article{article73cad80c,
title   = {Comparative morphology of the mandibles and head structures of corbiculate bees (Hymenoptera: Apidae: Apini)},
author = {Porto, Diego S. and Vilhelmsen, Lars and Almeida, Eduardo Andrade Botelho de},
year = {2016},
doi = {10.1111/syen.12156},
journal   = {Systematic Entomology}
}