1. Canessa E, Fonda C, Zennaro M (2013) Low-cost 3D printing for science, education & sustainable development, 1st ed. In: ICTP—the abdus Salam international centre for theoretical physics
2. 3D Printing Industry (2017) The Free Beginner’s Guide.
https://goo.gl/IvwkfZ
. Accessed 16 Feb 2017
3. Chen C, Erkal JL, Gross BC et al (2014) Evaluation of 3D printing and its potential impact on biotechnology and the chemical sciences. Anal Chem 86:3240–3253
4. Deckard CR, Beaman JJ (1990) Selective laser sintering with assisted powder handling
5. Lindstrom A (2012) Selective laser sintering, birth of an industry.
https://goo.gl/zpY9X6
. Accessed 16 Feb 2017