@article{EEJLA_2010__20__a25,
     author = {Chien, Mao-Ting and Nakazato, Hiroshi},
     title = {The q-numerical range of {3X3} tridiagonal matrices},
     journal = {ELA. The Electronic Journal of Linear Algebra},
     pages = {376--390},
     publisher = {mathdoc},
     volume = {20},
     year = {2010},
     language = {en},
     url = {https://geodesic-test.mathdoc.fr/item/EEJLA_2010__20__a25/}
}