Não informado. (1998). Reviews of Geophysics and Space Physics. American Geophysical Union.
Lua i Stíl Chicago (17ú heag.)Não informado. Reviews of Geophysics and Space Physics. Washington: American Geophysical Union, 1998.
Lua MLA (8ú heag.)Não informado. Reviews of Geophysics and Space Physics. American Geophysical Union, 1998.
Rabhadh: Seans nach mbeach na luanna seo go hiomlán cruinn i ngach uile chás.