Submitted by Guilherme Lemeszenski (guilherme@nead.unesp.br) on 2013-08-22T18:45:40Z No. of bitstreams: 1 S0080-62341998000400007.pdf: 3636885 bytes, checksum: dddaced5585605ff51166e0b7bd71700 (MD5); Made available in DSpace on 2013-08-22T18:45:40Z (GMT). No. of bitstreams: 1 S0080-62341998000400007.pdf: 3636885 bytes, checksum: dddaced5585605ff51166e0b7bd71700 (MD5) Previous issue date: 1998-12-01; Made availa...