@article{giaretta_sawaya_machado_araújo_facure_medeiros_nunes_1997,  title={Diversity and abundance of litter frogs at altitudinal sites at Serra do Japi, southeastern Brazil},  volume={14},  ISSN={0101-8175},  url={https://doi.org/10.1590/S0101-81751997000200008},  DOI={10.1590/S0101-81751997000200008},  number={2},  journal={Revista Brasileira de Zoologia},  publisher={Sociedade Brasileira de Zoologia},  author={Giaretta, Ariovaldo Antonio and Sawaya, Ricardo J. and Machado, Glauco and Araújo, Márcio S. and Facure, Kátia G. and Medeiros, Hermes F. de and Nunes, Renato},  year={1997},  pages={341–346} }