@proceedings {16, title = {Enhancing self-learning in a Web-Based Course using Predefined Learning Paths}, journal = {8th annual International Conference of Education, Research and Innovation (ICERI 2015)}, year = {2015}, issn = {978-84-608-2657-6}, author = {Georgia E. Antonelou and Christoforos V. Karachristos and Elias C. Stavropoulos and Vassilios S. Verykios} }