00457nam a2200145Ia 4500003000900000008004100009040001600050080001500066100002100081245009700102260003400199300001300233650004100246650002400287IN-BaIIA211028s9999    xx            000 0 eng d  cIIA Library  a521.1bHAG  aHagihara, Yusuke 0aStability in celestial mechanicscYusuke Hagihara                                             aTokyobKasai Publishingc1957  ax, 106p.  aAstronomy and astrophysics thesaurus  aCelestial mechanics