Automatic Web Page Annotation with Google Rich Snippets. - Walter Hop; Stephan Lachner; Flavius Frasincar; Roberto De Virgilio (OTM Conferences (2), 2010)

Using Hierarchical Edge Bundles to visualize complex ontologies in GLOW. - Walter Hop; Sven de Ridder; Flavius Frasincar; Frederik Hogenboom (SAC, 2012)

A reverse engineering approach for automatic annotation of Web pages. - Roberto De Virgilio; Flavius Frasincar; Walter Hop; Stephan Lachner (Multim. Tools Appl., 2013)