@article{almeida_calarge_santana_2013,  title={Production of a product similar to gelatin from chicken feet collagen},  volume={33},  ISSN={0100-6916},  url={https://doi.org/10.1590/S0100-69162013000600021},  DOI={10.1590/S0100-69162013000600021},  number={6},  journal={Engenharia Agrícola},  publisher={Associação Brasileira de Engenharia Agrícola},  author={Almeida, Poliana F. de and Calarge, Felipe A. and Santana, José Carlos C.},  year={2013},  month={Nov},  pages={1289–1300} }