Programme and Abstracts of Major Papers and Communications. Special Scientific Topic: The End of Antiquity in the Cities and the Countryside on the basis of the Archaeological Finds of 6th and 7th Centuries. Athens. May 18-20, 1990. Amphitheatre of the National Hellenic Research Foundation. 48, Vas. Konstantinou Ave. Printing: S. Athanasopoulos - S. Papadamis & Group E.E.; Athens 1990.