| 000 | 00386nam a22001337a 4500 | ||
|---|---|---|---|
| 001 | 6298 | ||
| 090 | _a6298 | ||
| 099 |
_tOUVR _zALEX18550 |
||
| 100 | _a20241101d1928 m||y0engy50 ba | ||
| 101 | _aeng | ||
| 200 | _aA re-excavated cretaceous valley on the mongolian border | ||
| 214 |
_cJournal of the geological society _d1928 |
||
| 215 | _a12 | ||
| 700 |
_aBARBOUR _bG. B. _4070 |
||