@article{hamann_1992,  title={Catadiscus pomaceae sp. n. (Trematoda, Paramphistomatidae) from Pomacea canaliculata (Lamarck, 1801) (Prosobranchia, Ampullariidae)},  volume={87},  ISSN={0074-0276},  url={https://doi.org/10.1590/S0074-02761992000100002},  DOI={10.1590/S0074-02761992000100002},  number={1},  journal={Memórias do Instituto Oswaldo Cruz},  publisher={Instituto Oswaldo Cruz, Ministério da Saúde},  author={Hamann, Monika Inés},  year={1992},  month={Jan},  pages={9–14} }