@article{articleb2858378, title = {Immobilization of 'beta' halogenated ironporphyrin in the silica matrix by the sol-gel process}, author = {Vidoto, Ednalva Aparecida and Moreira, Maria Silvia Monsalves and Vinhado, Fábio da Silva and Ciuffi, Kátia Jorge and Nascimento, Otaciro Rangel and Iamamoto, Yassuko}, year = {2002}, journal = {Journal of Non-Crystalline Solids} }