00560nam a2200193Ia 4500003000900000008004100009040001600050080002200066100002400088245008900112260003300201300001500234490002600249650002400275650002000299650001900319650001100338650001700349IN-BaIIA211028s9999    xx            000 0 eng d  cIIA Library  a082.2:52bIAU-S25  aContopoulos, George 4aThe theory of orbits in the solar system and in stellar systemsc George Contopoulos  aLondonbAcademic Pressc1966  axiv, 380p.  aIAU Symposium; no. 25  aCelestial Mechanics  aHemelmechanica.  aNASA Thesaurus  aOrbits  aSolar System