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| 082 |
_a552 _bC23 |
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| 100 | _aCANADIEM NATIONLAL | ||
| 245 | 0 |
_aUNDERGROUND ROCK ENGINEERING _b13TH CANDIAN ROCK MECHANICS SYPOSIUM |
|
| 250 | _a0 | ||
| 260 |
_aCANADA _bTHE CANDIAN INSTITUTE _c1980 |
||
| 300 |
_a225 pag. _c28 cm |
||
| 341 | _h0 | ||
| 490 |
_v22 _a0 |
||
| 505 | _aMEASUREMENTS-HISTORIES ROCK MECHANICS | ||
| 541 |
_aD _bBANCO MINERO DEL PERU _d07-Jul-95 |
||
| 650 | _aCIENCIAS PURAS | ||
| 856 | _zDeposito | ||
| 942 | _cLIBRO | ||
| 999 |
_c22072 _d22072 |
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