We study the validity of the so-called cross lemmas in one-sided semi- and quasi-abelian categories.
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Kopylov, Y.A. On the Cross Lemmas in One-Sided Semi- and Quasi-Abelian Categories. J Math Sci 275, 85–92 (2023). https://doi.org/10.1007/s10958-023-06662-0
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DOI: https://doi.org/10.1007/s10958-023-06662-0