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Ward, I.M. and Sweeney, J. (2004) An introduction to the mechanical properties of solid polymers. 2nd ed. Chichester, West Sussex, England: Wiley. Available at: http://lib.myilibrary.com/browse/open.asp?id=23890&entityid=https://idp.brunel.ac.uk/entity.
Young, R.J. and Lovell, P.A. (2011) Introduction to polymers. 3rd ed. Boca Raton: CRC Press. Available at: https://ebookcentral.proquest.com/lib/brunelu/detail.action?docID=1460729.
