Makis Leontidis et al.: e-Learning Issues under an Affective Perspective. (2008)conf/icwl/LeontidisHG0810.1007/978-3-540-85033-5_4e-Learning Issues under an Affective Perspective.3Makis Leontidis1Constantine Halatsis2Maria Grigoriadou327-38ICWLICWL20082008provenance information for RDF data of dblp record 'conf/icwl/LeontidisHG08'2017-05-25T00:42:45+0200