Harvesting Relational and Structured Knowledge for Ontology Building in the WPro Architecture. - Daniele Bagni; Marco Cappella; Maria Teresa Pazienza; Marco Pennacchiotti; Armando Stellato (AI*IA, 2007)

CONGAS: A COllaborative Ontology Development Framework Based on Named GrAphS. - Daniele Bagni; Marco Cappella; Maria Teresa Pazienza; Armando Stellato (AI*IA, 2009)