Dietmar Gallistl. Adaptive Nonconforming Finite Element Approximation of Eigenvalue Clusters. Comput. Meth. in Appl. Math., 14(4):509-535, 2014. [doi]
@article{Gallistl14, title = {Adaptive Nonconforming Finite Element Approximation of Eigenvalue Clusters}, author = {Dietmar Gallistl}, year = {2014}, doi = {10.1515/cmam-2014-0020}, url = {http://dx.doi.org/10.1515/cmam-2014-0020}, researchr = {https://researchr.org/publication/Gallistl14}, cites = {0}, citedby = {0}, journal = {Comput. Meth. in Appl. Math.}, volume = {14}, number = {4}, pages = {509-535}, }