1. Breatnach, A.S., 1984 Brit. J. Dermatol. 111: 115–120.
2. Conover, T.E. and Siebert, G., 1965 Biochim. biophys. Acta 99: 1–12.
3. Georgiev, G.P., 1967 Enzyme Cytology edited by D.B. Roodyn (London and New York: Academic Press), pp. 27–102.
4. Goldstein, S. and Korczack, L.B., 1981 J. Cell Biol. 91: 392–398.
5. Hirschberg, J.G., Wouters, A.W., Kohen, E., Thorell, B., Eisenberg, B., Salmon, J.M. and Ploem, J.S., 1978 Multichannel Image Detectors edited by Y. Talmi (Washington, D.C.: American Chemical Society Symposium), pp. 263–289.