1
Corporate Authors:
Group Author:
Published: Commission of the European Communities, Directorate-General 'Scientific and Technical Information and Information Management',
Publication Dates: 1976.
Call Number: O422.2-53/E89/1974/
;
Group Author:
Published: Commission of the European Communities, Directorate-General 'Scientific and Technical Information and Information Management',
Publication Dates: 1976.
Call Number: O422.2-53/E89/1974/