article by A. Daum et al published December 1997 in Astroparticle Physics
author: Goetz Heinzelmann, Juan Cortina, Juan Rodrigo Gonzalez Fernandez, Dieter Horns, Felix A. Aharonian, Heinrich J. Völk
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.