TY - JOUR T1 - Articles with authors affiliated to Brazilian institutions published from 1994 to 2003 with 100 or more citations: II - identification of thematic nuclei of excellence in Brazilian science JO - Anais da Academia Brasileira de Ciências A1 - Meneghini, Rogerio A1 - Packer, Abel L. SN - 0001-3765 UL - 10.1590/S0001-37652006000400018 VL - 78 Y1 - 2006 PB - Brasil ER -