1. Angst, J., Battegay, R., Bente, D., Berner, P., Broeren, W., Cornu, F., Dick, P., Engelmeier, P. H., Heimann, H., Heinrich, H., Hippius, H., Poeldinger, W., Schmidlin, P., Schmitt, W., Weiss, P.: Dokumentationssystem der Arbeitsgemeinschaft für Methodik und Dokumentation in der Psychiatrie (AMP). Arzneim.-Forsch.19, 399?405 (1969)
2. Baumann, U.: Angst, J.: Methodological development of the AMP system. In: Neuropsycho pharmacology, J. R. Boissier, H. Hippius, P. Pichot (Eds.). Proc. of the IX. Congress of the CINP, Paris, 7?12 July, 1974. Excerpta Medica, Amsterdam. New York: American Elsevier Publ. Comp., Inc., 1975
3. Beckmann, H., Dollhofer, P.: Growth hormone secretion under infusion ofdl-phenylalanine. (In preparation)
4. Beckmann, H., Saavedra, J. M.: Urinary excretion of phenylethylamine in depressed patients and healthy controls. (In preparation)
5. Beckmann, H., Strauss, A., Ludolph, E.:dl-phenylalanine in depressed patients: an open study. J. Neurol. Transm.41, 123?134 (1977)