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01149nam a2200229 a 4500 |
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050201s1984||||es a |||||||||||||spa|| |
| 041 |
0 |
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|a spa
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| 094 |
0 |
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|a 621.37
|b G216e
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| 100 |
0 |
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|a García Melara, Guillermo Antonio
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| 700 |
0 |
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|a Arias Vidaurre, José Antonio Benjamín
|e coautor
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| 245 |
0 |
0 |
|a Elaboración de un plan maestro para la obtención de un mapa de conductividad de tierras en El Salvador
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| 260 |
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|a San Salvador :
|b Universidad de El Salvador,
|c 1984
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| 300 |
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|a 110 h. ;
|b il
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| 502 |
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|a Tesis (Ing. Eléctrica) -- Universidad de El Salvador.
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| 650 |
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|a TIERRAS
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| 991 |
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|a No asignado
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| 992 |
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|a 06/06/2011
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| 942 |
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|c BK
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| 999 |
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|c 107847
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|d 2012-08-15
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