1. Rouvray DH (1990) In: Johnson MA, Maggiora GM (eds) Concepts and applications of molecular similarity. Wiley-Interscience, New York, chap 2, p 15
2. The idea that science is based on a novel way of thinking that runs counter to common sense is brought out very clearly in the book of Cromer A (1993) Uncommon sense. Oxford University Press, New York Oxford, esp chap 1, p 3
3. Rouvray DH (1992) J Chem Inf Comput Sci 32: 580
4. Warrington J (ed) (1965) Plato's Timaeus. Dent, London, Sect 31C, p 22
5. Rouvray DH (1994) J Chem Inf Comput Sci 34: 446