1. Ascher, P., Kehoe, J.S.: Amine and amino acid receptors in gastropod neurons. In:Handbook of psychopharmacology, Vol.4. Iversen, L.L., Iversen, S., Synder, S.H. (eds.), pp. 263?310. New York: Plenum Press 1975
2. Atwood, H.L., Govind, C.K., Jahromi, S.S.: Excitatory synapses of blue crab gastric mill muscles. Cell Tissue Res.177, 145?158 (1977)
3. Auerbach, A.L.: Acetylcholine metabolism in a crustacean sensory nerve. Ph.D. thesis, University of Oregon, Eugene, Oregon (1978)
4. Barker, D.L., Herbert, E.A., Hildebrand, J.G., Kravitz, E.A.: Acetylcholine and lobster sensory neurons. J. Physiol.225, 205?229 (1972)
5. Brown, D.A., Marsh, S.: Axonal GABA-receptors in mammalian peripheral nerve trunks. Brain Res.156, 187?191 (1978)