%0 Journal Article %A Courtney, Kristin %A Shulman, Tatiana %T Elements of $C^{\ast }$-algebras Attaining their Norm in a Finite-dimensional Representation %J Canadian journal of mathematics %D 2019 %P 93-111 %V 71 %N 1 %U http://geodesic.mathdoc.fr/articles/10.4153/CJM-2017-040-x/ %R 10.4153/CJM-2017-040-x %F 10_4153_CJM_2017_040_x