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| LEADER |
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| 008 |
050201s1998||||es |||||||||||||||||spa|| |
| 942 |
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|c BK
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| 041 |
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|a spa
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| 094 |
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|a 1501
|b A483i
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| 100 |
|
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|a Alvarenga Romero, Ciro Hernan
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| 700 |
|
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|a Arévalo Orellana, Elias Vladimir
|e coautor
|
| 700 |
|
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|a González Peña, Luisa Eugenia
|e coautor
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| 245 |
|
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|a Investigación de la calidad del cemento
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| 260 |
|
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|a San Salvador :
|b Universidad Centroamericana "José Simeón Cañas",
|c 1998
|
| 300 |
|
|
|a 314 p
|
| 502 |
|
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|a Tesis (Ing. Civil) -- Universidad Centroamericana "José Simeón Cañas"
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| 650 |
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|a CEMENTO
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| 999 |
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|d 2012-08-15
|i 10110918
|l 2
|o 1501 A483i
|p 10110918
|r 2013-07-02
|s 2013-06-13
|t 1
|w 2012-08-15
|y TS
|