Bio@gro - An online multilingual organic agriculture e-services platform. - Sotiris Karetsos; Constantina I. Costopoulou; Alexander B. Sideridis; Charalampos Z. Patrikakis; Maria Koukouli (Inf. Serv. Use, 2007)

Content Requirements Identification towards the Design of an Educational Portal. - Charalampos Z. Patrikakis; Maria Koukouli; Constantina I. Costopoulou; Alexander B. Sideridis (WSKS (2), 2008)

An Evaluation of the Initiatives and the Progress Made on e-government Services in the EU. - Alexander B. Sideridis; Elias Pimenidis; Loucas Protopappas; Maria Koukouli (ICGS3/e-Democracy, 2011)