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Zhang, J.; Korfhage, R.R.: ¬A distance and angle similarity measure method (1999)
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- Journal of the American Society for Information Science. 50(1999) no.9, S.772-778
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Zhang, J.; Korfhage, R.R.: DARE: Distance and Angle Retrieval Environment : A tale of the two measures (1999)
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- Journal of the American Society for Information Science. 50(1999) no.9, S.779-787