00552nam a2200181Ia 4500003000900000008004100009020001800050040001600068080001900084100002400103245011900127250001200246260003500258300001400293650001500307650002800322700002000350IN-BaIIA211028s9999    xx            000 0 eng d  a3-540-67221-4  cIIA Library  a52:519.68bMON  aMontenbruck, Oliver 0aAstronomy on the personal computercOliver Montenbruck and Thomas Pfleger                                           a4th ed.  aNewYorkbSpringer-Verlagc2000  axv, 301p.  aAstrometry  aAstronomy and Computing  aPfleger, Thomas