000 | 00651nam a2200205 a 4500 | ||
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005 | 20210219152944.0 | ||
008 | 991125n 000 0 eng u | ||
035 | _aUPN01000068690 | ||
100 | _aPOSADA, Jose Maria de | ||
222 | _aSCIENCE EDUCATION | ||
245 | _aConceptions of high school students concerning the interal structure of metals and their electric conduction : structure and evolution | ||
260 | _aEUA | ||
300 | _a445-467 | ||
362 | _a1997 vOL. 81, No. 4, jul. | ||
653 | 0 | _aACTIVIDADES CIENTIFICAS | |
653 | 0 | _aEDUCACION MEDIA SUPERIOR | |
653 | 0 | _aINVESTIGACION CIENTIFICA | |
904 |
_aAC _b006501 |
||
905 | _aArticulo | ||
999 |
_c64665 _d64665 |