@article{cruz-landim_2001,  title={Organization of the cysts in bee (Hymenoptera, Apidae) testis: number of spermatozoa per cyst},  ISSN={0073-4721},  url={https://doi.org/10.1590/S0073-47212001000200025},  DOI={10.1590/S0073-47212001000200025},  number={91},  journal={Iheringia. Série Zoologia},  publisher={Museu de Ciências Naturais},  author={Cruz-Landim, Carminda da},  year={2001},  month={Nov},  pages={183–189} }