Comparison of expert-based and empirical evaluation methodologies in the case of a CBL environment: the "Orestis" experience

Athanasis Karoulis, Stavros N. Demetriadis, Andreas S. Pombortsis. Comparison of expert-based and empirical evaluation methodologies in the case of a CBL environment: the "Orestis" experience. Computers & Education, 47(2):172-185, 2006. [doi]