000 | 00398nam a2200157 a 4500 | ||
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005 | 20210219153515.0 | ||
008 | 991125n 000 0 spa u | ||
035 | _aUPN01000103820 | ||
100 | _aLaroui, Abdallah | ||
222 | _aPERSPECTIVAS | ||
245 | _aUniversidad, investigación desarrollo | ||
300 | _a261-268 | ||
362 | _a1991 No. 2, vol. XXI | ||
904 |
_aAC _b041631 |
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905 | _aArticulo | ||
999 |
_c78735 _d78735 |