Vasiliki Liagkou, George Metakides, Apostolos Pyrgelis, Christoforos Raptopoulos, Paul G. Spirakis, Yannis C. Stamatiou. Privacy Preserving Course Evaluations in Greek Higher Education Institutes: An e-Participation Case Study with the Empowerment of Attribute Based Credentials. In Bart Preneel, Demosthenes Ikonomou, editors, Privacy Technologies and Policy - First Annual Privacy Forum, APF 2012, Limassol, Cyprus, October 10-11, 2012, Revised Selected Papers. Volume 8319 of Lecture Notes in Computer Science, pages 140-156, Springer, 2012.
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