Older Publications
(2009). Adaptive context-aware pervasive and ubiquitous learning. International Journal of Technology Enhanced Learning, 1(3), pp. 169-192 DOI: https://doi.org/10.1504/IJTEL.2009.024865 [BibTex] [ pdf]
(2008). The use of chat by Greek students. International Journal of Advanced Media and Communication, 2(2), pp. 209-220. DOI: https://doi.org/10.1504/IJAMC.2008.018511 [BibTex] [ pdf]
(2008). Use of mobile phones by male and female Greek students. International Journal of Mobile Communications (IJMC), 6(6), pp. 729-749. DOI: http://doi.org/10.1504/IJMC.2008.019822 [BibTex] [ pdf]
(2008). Toward computer-aided affective learning systems: a literature review. Journal of Educational Computing Research, 39(4), pp. 313-337. DOI: https://doi.org/10.2190/EC.39.4.a [BibTex] [ pdf]
(2008). Requirements of mobile learning applications. International Journal of Innovation and Learning, 5(5), pp. 457-479. DOI: http://doi.org/10.1504/IJIL.2008.018043 [BibTex] [ pdf]
(2008). A computer method for giving adequate feedback to students current mood. IEEE Multidisciplinary Engineering Education Magazine (selected papers presented at IMCL 2008), 3(3), pp. 104-107. [BibTex] [ pdf]
(2008). Culture-aware collaborative learning. Multicultural Education and Technology Journal, 2(4), pp. 243-267. DOI: https://doi.org/10.1108/17504970810911052 [BibTex] [ pdf]
(2008). CAT-MD: Computerized adaptive testing on mobile devices. International Journal of Web-Based Learning and Teaching Technologies (extended versions of the best papers presented at m-ICTE2006 Conference), 3(1), pp. 13-20. DOI: https://doi.org/10.4018/jwltt.2008010102 [BibTex] [ pdf]
(2008). Evaluation of handheld devices for mobile learning. International Journal of Engineering Education (IJEE), 24(1), pp. 3-13. [BibTex] [ pdf]
(2008). The design and evaluation of a computerized adaptive test on mobile devices. Computers & Education, 50(4), pp. 1319-1330. DOI: https://doi.org/10.1016/j.compedu.2006.12.005 [BibTex] [ pdf]
(2007). Evaluation of computer adaptive testing systems. International Journal of Web-Based Learning and Teaching Technologies, 2(1), pp. 70-87. DOI: https://doi.org/10.4018/978-1-59904-935-9.ch021 [BibTex] [ pdf]
(2007). E-learning investment risk management. Information Resource Management Journal (IRMJ), 20(4), pp. 80-104. DOI: https://doi.org/10.4018/irmj.2007100106 [BibTex] [ pdf]
(2007). The role of user model in CAT: Exploring adaptive variables. Technology, Instruction, Cognition and Learning (TICL), 5(1), pp. 69-89. [BibTex] [ pdf]
(2007). Applying adaptive variables in computerised adaptive testing. Australasian Journal of Educational Technology (AJET), 23(3), pp. 350-370 DOI: https://doi.org/10.14742/ajet.1257 [BibTex] [ pdf]
(2007). Mobile collaborative learning using multicast MANETs International Journal of Mobile Communications (IJMC), 5(4), pp. 423-444. DOI: https://doi.org/10.1504/IJMC.2007.012789 [BibTex] [ pdf]
(2007). A review of item exposure control strategies for Computerized Adaptive Testing developed from 1983 to 2005. Journal of Technology, Learning, and Assessment (JTLA), 5(8), Technology and Assessment Study Collaborative. [BibTex] [ pdf]
(2006). Adaptive feedback characteristics in CAT (Computer Adaptive Testing) International Journal of Instructional Technology & Distance Learning, 3(8), pp. 15-26. [BibTex] [ pdf]
(2006). Evaluation parameters for computer adaptive testing. British Journal of Educational Technology (BJET), 37(2), pp. 261-278 DOI: http://dx.doi.org/10.1111/j.1467-8535.2005.00525.x [BibTex] [ pdf]
(2006). Emotional feedback in CAT (Computer Adaptive Testing). International Journal of Instructional Technology & Distance Learning, 3(2), pp. 11-20. [BibTex] [ pdf]
(2005). Collaborative Learning Evaluation (CLE) framework. WSEAS Transactions on Advances in Engineering Education, 4(2), pp. 339-346. [BibTex] [ pdf]
(2005). Personalized feedback in CAT. WSEAS Transactions on Advances in Engineering Education, 3(2), pp. 174-181. [BibTex] [ pdf]
(2004). Cost analysis for e-learning foreign languages. European Journal of Open and Distance Learning, http://www.eurodl.org, EDEN (European Distance and E-learning Network). [BibTex] [ pdf]
(2004). Ένα συνεργατικό εικονικό περιβάλλον για τηλε-διδασκαλία ηλεκτρονικού εμπορίου. Θέματα στην Εκπαίδευση, 5(1-2), σελ. 101-132. [ pdf]
(2004). Adaptive exploration of user knowledge in computer based testing. WSEAS Transactions on Communications, 3(1), pp. 322-327. [ pdf]
(2003). Elearn: Towards a collaborative educational virtual environment. Journal of Information Technology Education, 2, pp. 131-152 [ pdf]
(2003). An evaluation instrument for hypermedia courseware. Educational Technology & Society, 6(2), pp. 31-44. [BibTex] [ pdf]
(2000). Evaluation of Web-based educational systems. Journal of the Academy of Business Education, 1 [ pdf]