2006

Akrivi Katifori , Elena Torou, Constantin Halatsis, Lepouras Georgios and Costas Vassilakis
Proceedings of the IV 06 Conference.

Katifori Akrivi, Vassilakis Costas, Lepouras Georgios, Daradimos Ilias, Halatsis Constantin
Proceedings of the ACM Advanced Visual Interfaces 06 Conference.

George Lepouras, Costas Vassilakis
Encyclopedia of Digital Government, Idea Group Reference, 2006.

Costas Vassilakis, George Lepouras
Encyclopedia of Digital Government, Idea Group Reference, 2006.

George Lepouras, Costas Vassilakis
Encyclopedia of E-Commerce, E-Government and Mobile Commerce, 2006.

George Lepouras, Anya Sotiropoulou, Dimitrios Theotokis, Costas Vassilakis
Encyclopedia of E-Commerce, E-Government and Mobile Commerce, 2006.

Ontology for e-Government public services
Costas Vassilakis, George Lepouras

Encyclopedia of E-Commerce, E-Government and Mobile Commerce, 2006