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On Galois covers of a union of Zappatic surfaces of type $R_k$. (arXiv:2401.06170v1 [math.AG]) http://arxiv.org/abs/2401.06170
On Galois covers of a union of Zappatic surfaces of type $R_k$. (arXiv:2401.06170v1 [math.AG]) http://arxiv.org/abs/2401.06170