Chi-Kwong Li, Yiu-Tung Poon, Nung-Sing Sze. Eigenvalues of the Sum of Matrices from Unitary Similarity Orbits. SIAM J. Matrix Analysis Applications, 30(2):560-581, 2008. [doi]
@article{LiPS08,
title = {Eigenvalues of the Sum of Matrices from Unitary Similarity Orbits},
author = {Chi-Kwong Li and Yiu-Tung Poon and Nung-Sing Sze},
year = {2008},
doi = {10.1137/070699123},
url = {http://dx.doi.org/10.1137/070699123},
researchr = {https://researchr.org/publication/LiPS08},
cites = {0},
citedby = {0},
journal = {SIAM J. Matrix Analysis Applications},
volume = {30},
number = {2},
pages = {560-581},
}