1. Cumming, E. (1968): Remarks prepared for a discussion of ASA Annual Meeting, Boston.
2. Department of Health and Social Security (1969): Statistical and Research Report Series No. 6 Psychiatric Hospitals and Units in England and Wales, Inpatient statistics from the Mental Health Enquiry for the year 1971. Her Majesty's Stationary Office. London.
3. Finzen, A. (1972): Gemeindenahe psychiatrische Krankenversorgung. Von der Asylierung zur Intergration. In: v. CRANACH, M. u. FINZEN, A.: Sozialpsychiatrische Texte, S. 94–96, Springer Verlag. Berlin/Heidelberg.
4. Werkstattschriften zur Sozialpsychiatrie;F. Grunewald,1974
5. Grunewald, F.: (1974): Psychiatrische Praxis, S. 33–35, Heft 1.