Knowledge discovery in patent databases. - Konstantinos Markellos; Katerina Perdikuri; Penelope Markellou; Spiros Sirmakessis; George Mayritsakis; Athanasios K. Tsakalidis (CIKM, 2002)

E-Government Portals Personalization. - Giorgos Laskaridis; Konstantinos Markellos (Encyclopedia of Portal Technologies and Applications, 2007)

Semantic e-Learning: Next Generation of e-Learning? - Konstantinos Markellos; Penelope Markellou; Giannis Koutsonikos; Aglaia Liopa-Tsakalidi (e-Democracy, 2009)

Text Mining for Business Intelligence. - Konstantinos Markellos (Encyclopedia of Data Warehousing and Mining, 2009)

Improving Web Content Delivery in eGoverment Applications. - Konstantinos Markellos; Marios Katsis; Spiros Sirmakessis (Tools and Applications with Artificial Intelligence, 2009)