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LEADER |
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050201s1993||||es |||||||||||||||||spa|| |
041 |
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|a spa
|
094 |
|
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|a 1506
|b C352u
|
100 |
|
|
|a Castillo Machuca, Nelly Adela
|
700 |
|
|
|a Mena Ramírez, Verónica Liset
|e coautor
|
700 |
|
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|a Ochoa Córdova, Carlos Roberto
|e Asesor
|
245 |
|
|
|a Uso de enzimas proteolíticas en el depilado de pieles y su incedencia en la reducción de la contaminación producida por tenerías
|
260 |
|
|
|a San Salvador :
|b Universidad de El Salvador,
|c 1993
|
300 |
|
|
|a xii, 119 h.
|
502 |
|
|
|a Tesis (Ing. Químico) -- Universidad de El Salvador
|
650 |
|
|
|a ENZIMAS-APLICACIONES INDUSTRIALES
|
650 |
|
|
|a CUERO CURTIDO-INDUSTRIA Y COMERCIO
|
650 |
|
|
|a TENERIAS
|
991 |
|
|
|a bc_mercy
|
992 |
|
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|a 13/11/2006
|
942 |
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|c BK
|
999 |
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