1. For example, summary of a discussion on the Computational Chemistry List (CCL), at www.chem.yorku.ca/profs/renef/whatiscc.html. Accessed 2014 September 22
2. (a) Schaefer HF III (2001) The cost-effectiveness of PCs. Theochem 573:129
3. (b) Lewars E (2018) Chapter 7: A history of the rise of personal computers for serious scientific research. In: Blinder SM, House JE (eds) Mathematical physics in theoretical chemistry, 1st edn. Elsevier, Amsterdam
4. (a) Fox A (2011) Science 331:406
5. (b) Mullin R (2009) Chem Eng News 10