| 2002 |
| Lilian Mitrou, Thessaloniki, Ekdoseis Sakkoula |
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| Spiros Cotsakis, E. Papantonopoulos, , Springer LNP |
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| Spiros Cotsakis, M. Plionis, , Kluwer ASSL |
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| 2003 |
| Stefanos Gritzalis, S. Katsikas, D. Gritzalis, Athens, Greece, Papasotiriou Pubs. (in Greek) |
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| Stefanos Gritzalis, Constantinos Lambrinoudakis, S. Dritsas, S. Katsikas, Athens, Greece, e-Business Forum, Greek Research and Technology Network (in Greek) |
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| 2004 |
| Stefanos Gritzalis, S. Katsikas, D. Gritzalis, Athens, Greece, New Technologies Pubs. (in Greek) |
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| Euripidis Loukis, I. Chalaris, I. Apostolakis, , Εθνικό Κέντρο Δημόσιας Διοίκησης |
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| 2005 |
| Spiros Cotsakis, J. Miritzis, , J. Phys. Conf. Series. 8 |
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| 2006 |
| Stefanos Gritzalis, Georgios Kambourakis, S. Katsikas, Athens, Greece, Papasotiriou Pubs. (in Greek) |
| | |
| Georgios Kambourakis, Euripidis Loukis, Athens, Klidarithmos Publishers (in Greek) |
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English