000 00357nam a2200157Ia 4500
001 16993
008 170722s9999 xx 000 0 und d
100 _aEwing, Clair E.
245 _aIntroduction to geodesy /
260 _c1970.
653 _aAstronomy
653 _aGeodesy
653 _aMathematics
700 _aMitchell, Michael M.
942 _cGEN
999 _c77091
_d77091