| 000 | nam a22 7a 4500 | ||
|---|---|---|---|
| 999 |
_c521 _d521 |
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| 003 | Biblioteca INTEMIN | ||
| 005 | 20180424102942.0 | ||
| 007 | Publicación seriada | ||
| 008 | 180424b xxu||||| |||| 00| 0 eng d | ||
| 041 | _aInglés | ||
| 080 | _a549.3 :543.632.532.3 (47) | ||
| 100 |
_aHopkins, Ralph L. _91711 |
||
| 245 |
_aSynthesis of cyclic sulfides _cHopkins, Ralph L. |
||
| 260 |
_aWashington _bBureau of mines _c1967 |
||
| 490 |
_aReport Investigation _v6970 |
||
| 650 |
_asulfuros cíclicos _91712 |
||
| 942 |
_2udc _cCR |
||