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The Hopfian Property of $n$-Periodic Products of Groups. http://t.co/1DI6sZwcRm
The Hopfian Property of $n$-Periodic Products of Groups. http://t.co/1DI6sZwcRm
S. I. Adian, V. S. Atabekyan : The Hopfian Property of $n$-Periodic Products of Groups http://t.co/2HhbyrBTaP