1. Ahmad, N., Wynn, D. C., & Clarkson, P. J. (2012). Change impact on a product and its redesign process: A tool for knowledge capture and reuse. Research in Engineering Design. https://doi.org/10.1007/s00163-012-0139-8.
2. Alexander, C., Ishikawa, S., Silverstein, M., Jacobson, M., Fiksdahl-King, I., & Angel, S. (1977). A pattern language: Towns, buildings, construction. New York: Oxford University Press.
3. Beitz, W. (1985). Kreativität des Konstrukteurs. Konstruktion, 37, 381–386.
4. Birkhofer, H. (2008). Tidy up design methods – An approach using elementary design methods. In International design conference – Design 2008, Dubrovnik, Croatia (S. 1–8).
5. Blessing, L. (1994). A process-based approach to computer-supported engineering design. Enschede and the Netherlands: University of Twente.