p.1-25; Submitted by Edileide Reis (leyde-landy@hotmail.com) on 2015-03-18T14:53:20Z No. of bitstreams: 1 P. Abreu.pdf: 1881347 bytes, checksum: 62011ea96251920844896cd2a116a014 (MD5); Approved for entry into archive by Alda Lima da Silva (sivalda@ufba.br) on 2015-03-20T16:23:51Z (GMT) No. of bitstreams: 1 P. Abreu.pdf: 1881347 bytes, checksum: 62011ea96251920844896cd2a116a014 (MD5); Made available in DSpace on...