File Size - 5.48 Mb Web Version (compressed) recommended for slow internet connection e_conservation, the online magazine (published on October 31, 2008) ISSN: 1646-9283 Free to download under the Creative Commons Licence BY-NC-ND 2.5 (http://creativecommons.org/licenses/by-nc-nd/2.5/pt/deed.en)

File Size - 9.56 Mb High Quality Version (print) - recommended for fast internet connection e_conservation, the online magazine (published on October 31, 2008) ISSN: 1646-9283   Free to download under Creative Commons Licence BY-NC-ND 2.5 (http://creativecommons.org/licenses/by-nc-nd/2.5/pt/deed.en)