@article{cangemi_claro neto_chierice_santos_2006,  title={Study of the biodegradation of a polymer derived from castor oil by scanning electron microscopy, thermogravimetry and infrared spectroscopy},  volume={16},  ISSN={0104-1428},  url={https://doi.org/10.1590/S0104-14282006000200013},  DOI={10.1590/S0104-14282006000200013},  number={2},  journal={Polímeros},  publisher={Associação Brasileira de Polímeros},  author={Cangemi, José M. and Claro Neto, Salvador and Chierice, Gilberto O. and Santos, Antonia M. dos},  year={2006},  month={Apr},  pages={129–135} }