1. “Assessing the added value of blended learning: An Experience-based survey of research paradigms.”;Figl,2005
2. A case study approach to blended learning.;Finn,2004
3. Blended learning and learner satisfaction: Keys to user acceptance?;Irons;USDLA Journal,2002
4. Blended learning at a Leading Education Institute: State of Practice, elearn 2002;Khan,2002
5. Blended learning environments: Definitions and directions;Ostguthorpe;The Quarterly Review of Distance Education,2003