@article{05601968,
title = {The numerical radius of a weighted shift operator with geometric weights.},
journal = {ELA. The Electronic Journal of Linear Algebra [electronic only]},
volume = {18},
year = {2009},
pages = {58-63},
zbl = {1200.47009},
language = {en},
url = {http://dml.mathdoc.fr/item/05601968}
}
Chien, Mao-Ting; Nakazato, Hiroshi. The numerical radius of a weighted shift operator with geometric weights.. ELA. The Electronic Journal of Linear Algebra [electronic only], Tome 18 (2009) pp. 58-63. http://gdmltest.u-ga.fr/item/05601968/