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Translated from Kibernetika, No. 3, pp. 19–23, 28, May–June, 1980.
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Moroz, V.V. Representation of relations and transformations of their tables. Cybern Syst Anal 16, 327–332 (1980). https://doi.org/10.1007/BF01078250
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DOI: https://doi.org/10.1007/BF01078250