Chunyan Liu and Georgios A. Dafoulas: A Framework of Using Online Portfolio to Provide Learner and Learning Support in e-Learning. (2005)conf/icalt/LiuD0510.1109/ICALT.2005.6A Framework of Using Online Portfolio to Provide Learner and Learning Support in e-Learning.2Chunyan Liu1Georgios A. Dafoulas218-22ICALTICALT20052005provenance information for RDF data of dblp record 'conf/icalt/LiuD05'2023-03-23T23:59:51+0100