Personalization Services in Argumentation Tools: a Catalyst for Learning. - Christina E. Evangelou; Nikos Karousos; Manolis Tzagarakis; George Gkotsis; Dora Nousia (EC-TEL Workshops, 2006)

CoPe_it! - Supporting Incremental Formalization in Collaborative Learning Environments. - Nikos I. Karacapilidis; Dora Nousia; Manolis Tzagarakis (ERCIM News, 2007)

Augmenting Collaboration with Personalization Services. - Christina E. Evangelou; Manolis Tzagarakis; Nikos Karousos; George Gkotsis; Dora Nousia (Int. J. Web Based Learn. Teach. Technol., 2007)