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Graded decorated marked surfaces: Calabi-Yau-$\mathbb{X}$ categories of gentle algebras. (arXiv:2006.00009v1 [math.RT]) http://arxiv.org/abs/2006.00009
Graded decorated marked surfaces: Calabi-Yau-$\mathbb{X}$ categories of gentle algebras. (arXiv:2006.00009v1 [math.RT]) http://arxiv.org/abs/2006.00009