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A variational principle for the system of P.D.E. of porous metal bearings. (arXiv:2003.10468v1 [math-ph]) http://arxiv.org/abs/2003.10468
A variational principle for the system of P.D.E. of porous metal bearings. (arXiv:2003.10468v1 [math-ph]) http://arxiv.org/abs/2003.10468