Voir la notice de l'article provenant de la source Hellenic Digital Mathematics Library
@article{EUG_1996__45_a5, author = {Panayotis J. Psarrakos}, title = {The {q-Numerical} {Range} of {Matrix} {Polynomials,} {II}}, journal = {E\ensuremath{\upsilon}\ensuremath{\kappa}\ensuremath{\lambda}\ensuremath{\varepsilon}\ensuremath{\acute\iota}\ensuremath{\delta}\ensuremath{\eta}\ensuremath{\varsigma} \ensuremath{\Gamma} }, pages = {3-15}, publisher = {mathdoc}, volume = {45}, year = {1996}, language = {gr}, url = {http://geodesic.mathdoc.fr/item/EUG_1996__45_a5/} }
Panayotis J. Psarrakos. The q-Numerical Range of Matrix Polynomials, II. Ευκλείδης Γ , Tome 45 (1996), p. 3-15. http://geodesic.mathdoc.fr/item/EUG_1996__45_a5/