2021-12-082021-12-081993https://hdl.handle.net/2346/8835824 pdf pages.application/pdfenPublic Domain, Open for Research.National Science Foundation (U.S.). Office of Polar ProgramsAntarctica Research PeriodicalsAntarctica PeriodicalsAntarctic Journal of the United States, December 1993 by National Science FoundationText38161315