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Yunta, L.R.: Evaluacion e indicadores de calidad en bases de datos (1998)
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Rittberger, M.; Rittberger, W.: Measuring quality in the production of databases (1997)
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Computing with words in information / intelligent systems 2 : Applications (1999)
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Kind, J.: Database and document management systems : current usage and future trends (1992)
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Armstrong, C.J.: Databases: quality, specifications and reassurance (1996)
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