1. De Groot, S.R.: 1961. Leven en Dood, pp. 115–121, De Erven F. Bohn, Haarlem.
2. Schrödinger, E.: 1945. What is Life, Univ. Press, Cambridge.
3. Mitchell, P.: 1966. Chemiosmotic Coupling in Oxidative and Photosynthetic Phosphorylation, Glynn Research Ltd., Bodmin.
4. La Noue, K., Mizani, S.M., and Klingenberg, M.: 1978. J. Biol. Chem. 253, 191–198.
5. Mitchell, P. and Moyle, J.: 1967. Biochem. J. 105, 1147–1162.