Submitted by Guilherme Lemeszenski (guilherme@nead.unesp.br) on 2013-08-22T19:01:00Z No. of bitstreams: 1 S0103-90162003000400026.pdf: 131541 bytes, checksum: c0e35b8168bed75503fdfadb4af9231a (MD5); Made available in DSpace on 2013-08-22T19:01:00Z (GMT). No. of bitstreams: 1 S0103-90162003000400026.pdf: 131541 bytes, checksum: c0e35b8168bed75503fdfadb4af9231a (MD5) Previous issue date: 2003-12-01; Made availabl...