9BRACEWELL R H, SHARPE J E E. Functional descriptions used in computer support for qualitative scheme generation-scheme builder[J]. AI EDAM, 1996, 10(4): 333-346.
10QIAN L, GERO J S. Function-behavior-structure path and their role in analogy-based design[J]. AI EDAM, 1996, 10(4): 289-312.