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20061206075537.0 |
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s1980 s1980 xxu ||||| eng |
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|a 91542
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|a Sistema de Bibliotecas de la Universidad de Costa Rica
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|a eng
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|a 622
|b R981m
|2 00
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|a Rutschmann, Werner
|e Autor/a
|4 aut
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|a Mechanical tunneling in solid rock /
|c by Werner Rustchmann
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|a Springfield Va. :
|b National Technical Information Service U S, Departamento of Commerce,
|c 1980.
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|a xxviii, 218 hojas :
|b ilustraciones ;
|c 28 cm
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|a Traduccion de: Eidgensessische Technische Hochschule.
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|a Fotocopia de: Washington : U.S. Department of Commerce, National Technical Information Service, 1980.
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|a CONSTRUCCION DE TUNELES
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|a HUECOS
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|a 06-DEC-2006 - QUIROS SALAZAR, DANILO
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|a LQ. JC b.EV
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|a Registros del LS-2000
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