1. Young, J. Z., Proc. R. Soc., Lond. B, 139, 18 (1951).
2. Couteaux, R., Proc. R. Soc., Lond. B, 158, 457 (1963).
3. Katz, B., The Release of Neural Transmitter Substances (Liverpool University Press Liverpool, 1969).
4. Katz, B., and Miledi, R., J. Physiol., Lond., 224, 665 (1972).
5. Nachmansohn, D., and Neumann, E., Chemical and Molecular Basis of Nerve Activity (Academic, New York, 1975).