| 2005 |
| 4 | EE | Penelope Markellou,
Ioanna Mousourouli,
Spiros Sirmakessis,
Athanasios K. Tsakalidis:
Personalized E-commerce Recommendations.
ICEBE 2005: 245-252 |
| 3 | EE | Penelope Markellou,
Maria Rigou,
Athanasios K. Tsakalidis,
Spiros Sirmakessis:
Shaping online learning communities and the way adaptiveness adds to the picture.
Int. J. Knowledge Learning 1(1/2): 80-95 (2005) |
| 2002 |
| 2 | EE | Konstantinos Markellos,
Katerina Perdikuri,
Penelope Markellou,
Spiros Sirmakessis,
George Mayritsakis,
Athanasios K. Tsakalidis:
Knowledge discovery in patent databases.
CIKM 2002: 672-674 |
| 2000 |
| 1 | | John D. Garofalakis,
Penelope Markellou,
John Moumtzidis,
Jim Prentzas,
Athanasios K. Tsakalidis:
Architectural Aspects of a Web-based System for Job Ads.
WebNet 2000: 211-216 |