@article{article7f1d8718, title = {Iron(II)-tetra-'omicron'-ure´phenylporphyrinosilica obtained by a sol-gel process: a study of EPR, surface area and catalytic activity}, author = {Biazzotto, Juliana Cristina and Vidoto, Ednalva Aparecida and Nascimento, Otaciro Rangel and Iamamoto, Yassuko and Serra, Osvaldo Antonio}, year = {2002}, journal = {Journal of Non-Crystalline Solids} }