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Acta et Commentationes Universitatis Tartuensis de Mathematica 28 (2024) 63-73
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Bulletin of the Korean Mathematical Society 59 (2022) 1595-1603
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Turkish Journal of Mathematics 46 (2022) 6-46
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Ukrainian Mathematical Journal 73 (2021) 1084-1091
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Balkan Journal of Geometry and Its Applications 26 (2021) 85-9
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Balkan Journal of Geometry and Its Applications 25 (2020) 66-75
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Journal of Mathematical Physics Analysis Geometry 16 (2020) 161-173
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