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| 035 | _a(janium)247987 | ||
| 005 | 20221116012506.0 | ||
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_aHEME1 _b20110531 _cHEME4 _d20110617 _zjanium |
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| 008 | 110531p2007 mx frzp r ba0paou spao | ||
| 022 | 1 | _a1870-3550 | |
| 245 | 1 | 0 | _aNorteamérica |
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_aMéxico _bCentro de Investigaciones sobre América del Norte, UNAM _c2007 |
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