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Journal of Algebra > 2016 > 462 > C > 67-76
Open Mathematics > 2011 > 9 > 1 > 50-56
Central European Journal of Mathematics > 2011 > 9 > 1 > 50-56
Journal of Algebra > 2016 > 462 > C > 67-76
Open Mathematics > 2011 > 9 > 1 > 50-56
Central European Journal of Mathematics > 2011 > 9 > 1 > 50-56