@article{caffarena_capitaneo_ogasawara_pinho_2008,  title={Microwave absorption properties of Co, Cu, Zn: substituted hexaferrite polychloroprene nanocomposites},  volume={11},  ISSN={1516-1439},  url={https://doi.org/10.1590/S1516-14392008000300017},  DOI={10.1590/S1516-14392008000300017},  number={3},  journal={Materials Research},  publisher={ABM, ABC, ABPol},  author={Caffarena, Valeska da Rocha and Capitaneo, Jefferson Leixas and Ogasawara, Tsuneharu and Pinho, Magali Silveira},  year={2008},  month={Jul},  pages={335–339} }