Submitted by Guilherme Lemeszenski (guilherme@nead.unesp.br) on 2013-08-22T18:56:46Z No. of bitstreams: 1 S0102-261X2007000400004.pdf: 1088573 bytes, checksum: 8f48bdaf103bdf0de8a49448dc035a96 (MD5); Made available in DSpace on 2013-08-22T18:56:46Z (GMT). No. of bitstreams: 1 S0102-261X2007000400004.pdf: 1088573 bytes, checksum: 8f48bdaf103bdf0de8a49448dc035a96 (MD5) Previous issue date: 2007-12-01; Made availa...