000 | 00588nam a22001577a 4500 | ||
---|---|---|---|
008 | 230705b |||||||| |||| 00| 0 eng d | ||
040 |
_aNational Science Library _cNational Science Library |
||
100 | _912588 | ||
245 |
_aOrigin of coal deposits _c/ Proceedings of section 11, report of the twenty-third session czechoslovakia 1968 |
||
260 |
_aBratislava: _bThe Geological Survey of Czechoslovakia in Academia: _c1968 |
||
300 | _a134p. | ||
490 |
_aInternational geological congress _vXXIII session Prague 1968 |
||
650 | _aScience | ||
653 | _aGeology | ||
942 |
_2udc _cREF |
||
999 |
_c53768 _d53768 |