Common heritage of mankind, common concern of humankind Author Mahmoudi S. Date 1998 Source IUCN (ID: MON-063825) Publisher | Place of publication unpublished Pages 4 p. Document type Conference, symposium etc. document/report Conference name | place | date CEDE Conference on New Technologies and Law of the Marine Environment | Lisbon | 19980918 -19980919 Language English Field of application International Subject Environment gen. Keyword Common property