Deise de Brum Saccol Nina Edelweiss Renata de Matos Galante Carlo Zaniolo XML version detection. 79-88 2007 ACM Symposium on Document Engineering http://doi.acm.org/10.1145/1284420.1284441 conf/doceng/2007 db/conf/doceng/doceng2007.html#SaccolEGZ07