1. Anton, A.H., Sayre, D.F. (1964): The distribution of dopamine and dopa in various animals and a method for their determination in diverse biological material.J. Pharm, exp. Ther. 145: 326–336.
2. Ashcroft, G.W., Sharman, F.D. (1962): Drug induced changes in the concentration of 5-OR indolyl compounds in the cerebrospinal fluid and caudate nucleus. Brit.J. Pharmacol. 19: 153–160.
3. Birkmayer, W., Danielczyk, W., Neumayer, E. (1974): Nucleus ruber and L-Dopa psychosis: biochemical postmortem findings. J. Neural Transm. 35: 93–116.
4. Birkmayer, W., Jellinger, K., Riederer, P. (1977): Striatal and extrastriatal dopaminergic functions. In: Psychobiology of the Striatum (Cools, A.R., Lohman, A.H.M., Van den Bercken, J.H.L. eds.) Amsterdam-New York-Oxford: North Holland Publ. Comp. 141–153.
5. Cummings, M.G., Soeters, P.B., James, J.H., Klane, J. M. , Fischer, J.E. (1976): Regional brain indoleamine metabolism following chronic portocaval anastomosis in the rat. J. Neurochem. 27: 501–509.