00500nam a2200157Ia 4500003000900000008004100009040001600050080001300066100001800079245011600097260003300213300001400246650004100260650002400301650001700325IN-BaIIA211028s9999    xx            000 0 eng d  cIIA Library  a523bKUR  aKurth, Rudolf 0aIntroduction to the mechanics of the solar systemc Rudolf Kurth                                                 aLondonbPergamon Pressc1959  aix, 177p.  aAstronomy and Astrophysics Thesaurus  aDynamical astronomy  aSolar system