Mouhamadou Thiam Nacéra Bennacer Nathalie Pernelle Moussa Lo Incremental Ontology-Based Extraction and Alignment in Semi-structured Documents. 611-618 2009 DEXA http://dx.doi.org/10.1007/978-3-642-03573-9_51 conf/dexa/2009 db/conf/dexa/dexa2009.html#ThiamBPL09