Study of the catalytical intermediates of metalloporphyrins supported on imidazole propyl gel - Iamamoto, Yassuko; Prado, C M C; Sacco, H. C.; Ciuffi, K J; Assis, Marilda das Dores; Maestrin, A P J; Melo, A J B; Baffa, Oswaldo; Nascimento, Otaciro Rangel (Journal of Molecular Catalysis A, 1997)