article by Lisa R. Gaddis et al published 1 April 1999 in Journal of Geophysical Research
author: Lisa R. Gaddis, Randolph L. Kirk, Larry Soderblom, Jeffrey R. Johnson, Elpitha Howington-Kraus, Peter Smith, John E. Barrett
Copyright status information is not available for this work. The copyright status depends on the jurisdiction, the author's date of death and the date the work was created or published.
To learn more about copyright terms in different countries, visit the countries and terms page.