000 00406nam a2200121Ia 4500
005 20250107154848.0
008 241216s9999||||xx |||||||||||||| ||und||
082 _aREF 526 MUE
100 _aIvan I. Mueller
245 0 _aGeodetic control by means of astronomic and torison balance observations, and the gravimetric reduction of levelling
260 _aColumbus
_bThe Ohio State University,
_c1968
942 _cBK
999 _c6869
_d6869