1
Crawford RJ. Plastics engineering. 3rd ed. Oxford: Butterworth-Heinemann 1998.
2
Ward IM, Sweeney J. An introduction to the mechanical properties of solid polymers. 2nd ed. Chichester, West Sussex, England: Wiley 2004.
3
Young RJ, Lovell PA. Introduction to polymers. 3rd ed. Boca Raton: CRC Press 2011.
4
Lee DS, Yam KL, Piergiovanni L. Food packaging science and technology. Boca Raton: CRC Press 2008.
5
Packaging waste and producer responsibility « Defra.
6
FaraPack Polymers: Polymer expertise for industry.
7
The Packaging Society - Member Benefits | IOM3: The Global Network for Materials, Minerals & Mining Professionals. http://www.iom3.org/
