Silvia Noschese, Lothar Reichel. Approximated structured pseudospectra. Numerical Lin. Alg. with Applic., 24(2), 2017. [doi]
@article{NoscheseR17, title = {Approximated structured pseudospectra}, author = {Silvia Noschese and Lothar Reichel}, year = {2017}, doi = {10.1002/nla.2082}, url = {http://dx.doi.org/10.1002/nla.2082}, researchr = {https://researchr.org/publication/NoscheseR17}, cites = {0}, citedby = {0}, journal = {Numerical Lin. Alg. with Applic.}, volume = {24}, number = {2}, }