| 000 | 00329nam a2200109Ia 4500 | ||
|---|---|---|---|
| 005 | 20250107154754.0 | ||
| 008 | 241216s9999||||xx |||||||||||||| ||und|| | ||
| 082 | _aREF 526 GRA | ||
| 245 | 0 | _aGravity gradients and three dimensional net adjustments without ellipsoidal reference | |
| 260 |
_a Cambridge _bNTIS, _c1973 |
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| 942 | _cBK | ||
| 999 |
_c5688 _d5688 |
||