| 000 | 00387nam a22001217a 4500 | ||
|---|---|---|---|
| 008 | 230721b |||||||| |||| 00| 0 eng d | ||
| 040 |
_aNational Science Library _cNational Science Library |
||
| 245 | _aReport of the twenty-third session czechoslovakia 1968 | ||
| 260 |
_aPrague: _bInternational geological congress, _c1968 |
||
| 300 | _a327p. | ||
| 650 | _aGeologgy | ||
| 942 |
_2udc _cPR |
||
| 999 |
_c54029 _d54029 |
||