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Translated from Matematicheskie Zametki, Vol. 51, No. 6, pp. 59–68, June, 1992.
In conclusion the author expresses thanks to Yu. M. Vazhenin for constant attention and supervision of the paper.
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Sizyi, S.V. Minimal quasivarieties of endographs. Math Notes 51, 570–576 (1992). https://doi.org/10.1007/BF01263301
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DOI: https://doi.org/10.1007/BF01263301