1. Olexa, R.U.S.S.: The father of the second industrial revolution. Manuf. Eng. 127(2) (2001)
2. Ross, D.T.: Origins of the APT language for automatically programmed tools. In: History of Programming Languages I, pp. 279–338. ACM (1978)
3. Weisberg, D.E.: The Engineering Design Revolution: The People, Companies and Computer Systems that Changed Forever the Practice of Engineering, pp. 1–26. Cyon Research Corporation (2008)
4. Bihlman, B.: Key Material Trends in Aerospace. International Titanium Association Conference, Paris, France (2016, April 20)
5. Bihlman, W.: A Methodology to Predict the Impact of Additive Manufacturing on the Aerospace Supply Chain. Doctoral Dissertation, Purdue University Graduate School (2020)