@periodical{UBHD-1075137, organization={National Geographic Society}, title={Research reports / National Geographic Society, Committee for Research and Exploration}, subtitle={on research and exploration supported by grants from the National Geographic Society during the year ..}, publisher={Soc.}, address={Washington, DC}, year={1975-1985}, language={eng}, issn={0077-4626}, library={UB [Signatur: ZSN 3362 B]}, }