Lewis, A. S., & Overton, M. L. (2018). Partial smoothness of the numerical radius at matrices whose fields of values are disks.
Chicago Style (17th ed.) CitationLewis, Adrian S., and Michael L. Overton. Partial Smoothness of the Numerical Radius at Matrices Whose Fields of Values Are Disks. 2018.
MLA (9th ed.) CitationLewis, Adrian S., and Michael L. Overton. Partial Smoothness of the Numerical Radius at Matrices Whose Fields of Values Are Disks. 2018.
Warning: These citations may not always be 100% accurate.