Markopoulos, G. (2008). Natural Language Processing: Models of linguistic competence or linguistic performance?. In A. Moser, Bakakou-Orfanou, A., Charalambakis, C., & Xeila-Markopoulou, D. (Eds.), Glossis xarin. Festschrift to Professor G. Babiniotis (pp. 489-500). Athens: Ellinika Grammata.

Anagnostopoulou, D., & Markopoulos, G. (2008). Verbs with object predicates: A corpus-based study. Proceedings of the First International Conference "Language in an ever-changing world". Athens: National and Kapodistrian University of Athens: School of Foreign Languages.