| 000 | 00330nam a2200133Ia 4500 | ||
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| 001 | 101286 | ||
| 008 | 220811s1981 ###||||g |||| ||spa d | ||
| 082 |
_a551.1 _bU21 |
||
| 100 |
_aUdias Vallina, Agustin _942481 |
||
| 245 | 0 | _aFisica de la Tierra | |
| 264 | _c1981 | ||
| 942 |
_cBK _2ddc |
||
| 035 | _a551.1 -U21-Fisica de la Tierra- | ||
| 999 |
_c33030 _d33030 |
||