@article{cruz_silva_arnold_sercheli_schuchardt_2002,  title={Copper Containing Silicates as Catalysts for Liquid Phase Cyclohexane Oxidation},  volume={13},  ISSN={0103-5053},  url={https://doi.org/10.1590/S0103-50532002000200007},  DOI={10.1590/S0103-50532002000200007},  number={2},  journal={Journal of the Brazilian Chemical Society},  publisher={Sociedade Brasileira de Química},  author={Cruz, Rosenira S. da and Silva, Juliana M. de S. e and Arnold, Ulrich and Sercheli, Maurício S. and Schuchardt, Ulf},  year={2002},  pages={170–176} }