00420nam a2200145Ia 4500003000900000008004100009040001600050080002400066100002100090245005900111260003500170300001300205650004100218650001500259IN-BaIIA211028s9999    xx            000 0 eng d  cIIA Library  a550.3(047.1)bADV-3  aLandsberg, H. E. 0aAdvances in geophysicsbvol. 3cHelmut Erich Landsberg  aNew YorkbAcademic Pressc1956  ax, 378p.  aAstronomy and Astrophysics Thesaurus  aGeophysics