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| 005 | 20260523191850.0 | ||
| 008 | 260224s xxu ing | ||
| 041 | _aInglés | ||
| 260 |
_aHouston, Texas _bInternational Business Publishers _c |
||
| 270 | _a2009-05-18 ; 21/04/2008 | ||
| 581 | _a2003 : v. 6, no. 1, 2 2004 : v. 7, no. 1, 4 2005: v. 8, no. 1, 3 2006: v. 9, no. 1 2007: v. 10, no 1, 4 2008: v. 10, no 4 2009: v. 11, no. 2 | ||
| 773 | 0 |
_tWorld energy _g |
|
| 942 | _cPBPRCOL | ||
| 999 |
_c167925 _d167925 |
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| 856 | _uhttp://www.worldenergysource.com | ||