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| LEADER |
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| 008 |
050201s1977||||es a |||||||||||||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 661.43
|b D671d
|
| 100 |
|
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|a Dominguez, Guillermo Enrique
|
| 245 |
|
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|a Diseño de un removedor de silice de agua para calderas
|
| 260 |
|
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|a San Salvador :
|b Universidad Centroamericana "José Simeón Cañas",
|c 1977
|
| 300 |
|
|
|a 35 h. ;
|b il
|
| 502 |
|
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|a Tesis (Ing. Química) -- Universidad de El Salvador
|
| 650 |
|
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|a CALDERAS
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| 650 |
|
|
|a REMOVEDORES
|
| 999 |
|
|
|c 66028
|d 66028
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| 952 |
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|7 0
|8 T
|9 117881
|a 10
|b 10
|c T
|d 2012-08-15
|i 10111459
|l 1
|o 661.43 D671d
|p 10111459
|r 2014-11-28
|s 2014-11-28
|t 1
|w 2012-08-15
|y TS
|
| 952 |
|
|
|0 0
|1 0
|4 0
|6 661_430000000000000_D671D
|7 0
|8 T
|9 117882
|a 10
|b 10
|c T
|d 2012-08-15
|i 10111460
|o 661.43 D671d
|p 10111460
|r 2012-08-15
|t 2
|w 2012-08-15
|y TS
|