1. Beck, K., Beedle, M., Grenning, J., & Martin, R. e. (2001). Manifesto for Agile Software Develoment . Retrieved nov 13, 2015, from http://agilemanifesto.org/.
2. Bhise, V. (2014). Designing Complex Products with Systems Engineering Processes and Techniques (1st ed.). Boca Raton: CRC Press.
3. Blanchet, M., Rinn, T., Von Thaden, G., & De Thieulloy, G. (2014). Industry 4.0 The new industrial revolution How Europe will succeed. Munich: Roland Berger Strategy Consultants GMBH.
4. Boothroyd Dewhurst, I. (2015). DFMA. Retrieved oct 1, 2015, from http://www.dfma.com/software/dfma.htm?DFA.
5. Product design for manufacture and assembly;Boothroyd;Computer-Aided Design,1994