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Leyva, I.G.; Munoz, J.V.R.: Tendencias en los sistemas de indizacion automatica : estudio evolutivo (1996)
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- Revista interamericana de bibliotecologia. 19(1996) no.1, S.31.51
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Gil-Leiva, I.; Munoz, J.V.R.: Analisis de los descriptores de diferentes areas del conocimiento indizades en bases de datos del CSIC : Aplicacion a la indizacion automatica (1997)
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- Revista Española de Documentaçion Cientifica. 20(1997) no.2, S.150-160