Pierrakeas, C, VC  Georgopoulos, and GA  Malandraki. 2006. ?Online Collaboration Environments In Telemedicine Applications Of Speech Therapy?. In Engineering in Medicine and Biology Society, 2005. IEEE-EMBS 2005. 27th Annual International Conference of the, Engineering in Medicine and Biology Society, 2005. IEEE-EMBS 2005. 27th Annual International Conference of the, IEEE, 2183?2186.

Hatzilygeroudis, Ioannis, Anthi  Karatrantou, and C  Pierrakeas. 2004. ?Pass: An Expert System With Certainty Factors For Predicting Student Success?. In Knowledge-Based Intelligent Information and Engineering Systems, Knowledge-Based Intelligent Information and Engineering Systems, Springer, 292?298.

Kotsiantis, S, C  Pierrakeas, and P  Pintelas. 2002. ?Efficiency Of Machine Learning Techniques In Predicting Students? Performance In Distance Learning Systems?. Educational Software Development Laboratory Department of Mathematics, University of Patras, Greece.

Skiadopoulos, S, C  Pierrakeas, L  Costaridou, CP  Kalogeropoulou, and G  Panayiotakis. 1999. ?A Phantom-Based Evaluation Of An Exposure Equalization Technique In Mammography.?. The British journal of radiology 72: 977?985.

Panayiotakis, G, S  Skiadopoulos, E  Solomou, C  Pierrakeas, L  Costaridou, CP  Kalogeropoulou, and J  Dimopoulos. 1998. ?Evaluation Of An Anatomical Filter-Based Exposure Equalization Technique In Mammography.?. The British journal of radiology 71: 1049?1057.