%0 Journal Article %T Materials Research: Revista Ibero-americana de Materiais %A Zanotto Edgar Dutra %J Materials Research %D 2001 %I ABM, ABC, ABPol, SBCC, SBCr, SBMM, SBPMat %U http://www.scielo.br/scielo.php?script=sci_arttext&pid=S1516-14392001000400001