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Published in Russian in Doklady Akademii Nauk, 2011, Vol. 437, No. 2, pp. 151–153.
The article was translated by the author.
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Ikramov, K.D. Finite algorithms for verifying unitary similarity and unitary congruence for a pair of complex matrices. Dokl. Math. 83, 158–160 (2011). https://doi.org/10.1134/S1064562411020086
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DOI: https://doi.org/10.1134/S1064562411020086