00678nam a2200205Ia 4500003000900000008004100009040001600050080001500066100002800081245008100109260003400190300001400224650004100238650002400279650001700303700003200320942000700352999001500359952009800374IN-BaIIA211028s9999    xx            000 0 eng d  cIIA Library  a521.1bGEY  aGeyling, Franz T910746 0aIntroduction to orbital mechanicscFranz T. Geyling and H. Robert Westerman.  aReadingbAddison-Wesleyc1971  axv, 349p.  aAstronomy and astrophysics thesaurus  aCelestial mechanics  aOrbits92312  aWesterman, H. Robert910747  cBK  c6254d6254  00104070aBANbBANcGENd1979-05-25l0o521.1/ GEYp6970r2021-11-05w1979-05-25yBK 17.95