IUPAC. Compendium of Polymer Terminology and Nomenclature (the "Purple Book"), prepared for publication by R. G. Jones, J. Kahovec, R. Stepto, E. S. Wilks, M. Hess, T. Kitayama, W. V. Metanomski, with advice from A. Jenkins and P. Kratochvil, RSC Publishing, Cambridge, UK (2008); Chap. 3.
- 2. (a)
The Shorter Oxford English Dictionary, 3rd ed., C. T. Onions, G. W. S. Friedrichsen (Eds.), Oxford University Press (1973);
- 2. (b)
The Pocket Oxford Dictionary of Current English, 6th ed., J. B. Sykes (Ed.), Oxford University Press (1978).