Knowledge Representation for an Automated Normalized Answers Assessment System, Based on Text Comprehension Theories. - Panagiotis Blitsas; Maria Grigoriadou (ICALT, 2008)

Enhancing Web Document Accessibility by Authoring Texts and Text Comprehension Activities. - Grammatiki Tsaganou; Maria Samarakou; Panagiotis Blitsas; Maria Grigoriadou (HCI (7), 2009)

How Concept Mapping Can Support Technical Systems Understanding Based on Denhière-Baudet Text Comprehension Model. - Panagiotis Blitsas; Georgios Papadopoulos; Maria Grigoriadou (ICALT, 2009)

Greek WordNet and Its Extension with Terms of the Computer Science Domain. - Panagiotis Blitsas; Maria Grigoriadou (HCI (8), 2011)

Σημασιολογική βάση εννοιών πληροφορικής: ένα γνωστικό εργαλείο μάθησης και αξιολόγησης - Panagiotis Blitsas (2012)