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|a 9248460
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|a Sistema de Bibliotecas de Universidad de Costa Rica
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0 |
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|a spa
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|a 500
|b I
|2 00
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| 100 |
1 |
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|a Gómez Fernández, José Luis
|e Autor/a
|4 aut
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| 245 |
1 |
0 |
|a Agujeros negros supermasivos /
|c José Luis Gómez Fernández y Wolfgang Steffen
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| 300 |
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|a 30-40
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| 650 |
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|a UNIVERSO
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| 650 |
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|a AGUJEROS NEGROS (ASTRONOMIA)
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| 700 |
1 |
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|a Steffen, Wolfgang
|e Autor/a
|4 aut
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| 773 |
0 |
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|7 nnab
|t Investigacion y Ciencia
|g No.396
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| 900 |
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|a 2009
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| 912 |
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|a 26-NOV-2009 - CESPEDES CANALES, MERCEDES
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| 917 |
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|a 26-NOV-2009 - CESPEDES CANALES, MERCEDES
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| 916 |
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|a Unidad de Referencia
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