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$(GL_k\times S_n)$-Modules of Multivariate Diagonal Harmonics. (arXiv:2003.07402v1 [math.CO]) http://arxiv.org/abs/2003.07402
$(GL_k\times S_n)$-Modules of Multivariate Diagonal Harmonics. (arXiv:2003.07402v1 [math.CO]) http://arxiv.org/abs/2003.07402