1. F.M.Jaeger:Lectures on the Principle of Symmetry (Cambridge University Press, London 1917)
2. H.Weyl:Symmetry (Princeton University Press, Princeton 1952)
3. Louis Pasteur: Ann. Chim. et Phys.24, 442 (1848)
4. V.Prelog: Chirality in Chemistry, Nobel Lecture (Dec. 12, 1975); also inLes Prix Nobel (Imprimerie Royale P. A. Norstedt & Söner Stockholm 1976)
5. C.W.Bunn:Chemical Crystallography, 2nd ed. (Oxford University Press, Oxford 1961)