5Yiming Tang,Xiaoping Liu.Task Partition for Function Tree According to Innovative Functional Reasoning[C].Proceeding of CSCWD,2008:189-195.
6Liu Xiaoping,Qin Jin,Tang Yiming.An Innovative Function-tree Building Method Based on Similarity Theory and Extension Theory[C].7th International Conference on Computer-Aided Industrial Design and Conceptual Design (CAIDCD'06),2006:1-6.
7Hay P, Katsikitis M. The expert in problem-based and case-based learning: necessary or not? [J]. Medical Education, 2001, 35 (1): 25-30.
9H.S. BARROWS. h taxonomy of problem-based learning methods[J]. Medical Education, 1986,20(ll):481-486.
10Peter Schwartz, Mennin Stewart, Graham Webb. Problem-based learning: case studies, experience and practice[M]. London: Taylor & Francis Group, 2001: 2-4.
