1. Designing engineers;Bucciarelli,1994
2. Bucciarelli L ‘Delta design: seeing, seeing as’ in 4th Design Thinking Research Symposium, Design Representation, MIT (April 1999).
3. On irrationality in engineering design;Hazelrigg;J. Mech. Design,1997
4. Bucciarelli, L ‘Engineering mechanics of solids. College Custom Series’ McGraw-Hill, New York (1993)
5. Displacement of concepts;Schon,1963