7Baker EL, O'Neil HF.Measuring Problem Solving in Computer Environments: Current and Future States [J].Computers in Human Behavior,2002, (18) :609-622.
8Bigdeli A,Boys J,Coghill C. "OASIS-F":Development of a Fuzzy Online Assessment System [A].Proceedings of the 6th CAA Conference[C].http://www.caaconference.co.uk/pastConferences/2002/proceedings/index.asp,2002.
