1. Pasteur, L.: 1884, Rev. Scient. 7, 2–6.
2. Ulbricht, T.L.V.: 1981, Origins of Life 11, 55–70.
3. Brack, A., and Spach, G.: 1981, Origins of Life 11, 135–142.
4. Arnott, S., and Chandrasekaran, R.: 1981, Biomolecular Stereodynamics, Sarma, R.H. edit., Adenine Press, N.Y., 99–122.
5. Privat de Garilhe, J., de Rudder, J.: 1964, C.R. Acad. Sci. 259, 2275–2279.