Retraction notices

Using Ontological Engineering for Computer Education on Online E-learning Community System

Type
Retraction
Notice date
7/21/2009 0:00
Journal
2009 International Conference on Education Technology and Computer
Publisher
IEEE: Institute of Electrical and Electronics Engineers
Notice DOI
10.1109/icetc.2009.70
Original paper DOI
10.1109/icetc.2009.70

Reasons