@article{baptista-farias_kohn_cohen_2001,  title={Ultrastructure of spermatogenesis and sperm development in Saccocoelioides godoyi Kohn & Froes, 1986 (Digenea, Haploporidae)},  volume={96},  ISSN={0074-0276},  url={https://doi.org/10.1590/S0074-02762001000100007},  DOI={10.1590/S0074-02762001000100007},  number={1},  journal={Memórias do Instituto Oswaldo Cruz},  publisher={Instituto Oswaldo Cruz, Ministério da Saúde},  author={Baptista-Farias, MFD and Kohn, A and Cohen, SC},  year={2001},  month={Jan},  pages={61–70} }