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On the history of ring geometry (with a thematical overview of literature). (arXiv:2003.02881v1 [math.HO]) http://arxiv.org/abs/2003.02881
On the history of ring geometry (with a thematical overview of literature). (arXiv:2003.02881v1 [math.HO]) http://arxiv.org/abs/2003.02881