1. Rouvray DH (1995) Chapter 1, Topics in Current Chemistry 173: 1–30
2. Rouvray DH (1990) In: Johnson MA, Maggiora G (eds) Concepts and applications of molecular similarity. J Wiley, New York, p 15; Rouvray DH (1992) J Chem Inf Comp Sci 32: 580
3. Rouvray DH (1993) The necessity of analogies in the development of Science, plenary lecture at 1st Girona seminar on molecular similarity, July 8–10, Girona Spain
4. Mezey PG (1991) J Math Chem 7: 39
5. Mezey PG (1992) J Chem Inf Comp Sci 32: 650