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  • × author_ss:"Ulvila, J.W."
  1. Ulvila, J.W.: Testing knowledge-based systems : an overview (1994) 0.00 
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  2. Lancaster, F.W.; Ulvila, J.W.; Humphrey, S.M.; Smith, L.C.; Allen, B.; Herner, S.: Evaluation of interactive knowledge-based systems : overview and design for empirical testing (1996) 0.00 
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