Robson do Nascimento Fidalgo Valéria Cesário Times Joel da Silva Fernando da Fonseca de Souza Ana Carolina Salgado Providing Multidimensional and Geographical Integration Based on a GDW and Metamodels. 148-162 2004 conf/sbbd/2004 SBBD db/conf/sbbd/sbbd2004.html#FidalgoTSSS04