Select the Geosciences Bulletin - - - - - - - - - - - - - - - - - - - - - - - Petrobras Geosciences Bulletin v.15, No. 1 - Nov. 2006/May 2007 Petrobras Geosciences Bulletin v.14, No. 2 - May/Nov. 2006 Petrobras Geosciences Bulletin v.14, No. 1 - Nov. 2005/May 2006 Petrobras' Geosciences Bulletin v.13, n. 2, May/Nov.2005 Petrobras' Geosciences Bulletin v.13, no. 1, Nov 2004/May 2005 Petrobras' Geosciences Newsletter v.12, n. 2, May/Nov.2004 Petrobras' Geosciences Newsletter vol. 12, no. 1, Nov. 2003/May 2004 Petrobras' Geosciences Newsletter vol.11, no.1/2, Jan./Dec.1997