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| 035 | _aUPN01000060514 | ||
| 245 | 0 | 0 | _aGACETA UPN (CAMPECHE,CAMPECHE,MEX) |
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_aCampeche, Campeche, México : _bUniversidad Pedagógica Nacional, Unidad 041, Campeche |
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| 905 | _aRevista | ||
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_c60266 _d60266 |
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