@article{cavalcante_oliveira_cruz-landim_2000,  title={Comparative study of wax glands in four Meliponini bees (Hymenoptera, Apidae) producing different quantities of wax},  ISSN={0073-4721},  url={https://doi.org/10.1590/S0073-47212000000200010},  DOI={10.1590/S0073-47212000000200010},  number={89},  journal={Iheringia. Série Zoologia},  publisher={Museu de Ciências Naturais},  author={Cavalcante, Vagner Melo and Oliveira, Vagner Tadeu Paes de and Cruz-Landim, Carminda da},  year={2000},  month={Nov},  pages={193–198} }