Voir la notice de l'article provenant de la source Hellenic Digital Mathematics Library
@article{EUG_1987__16_a2, author = {I. J. Maddox}, title = {Schur΄s {Theorem} for {Operators}}, journal = {E\ensuremath{\upsilon}\ensuremath{\kappa}\ensuremath{\lambda}\ensuremath{\varepsilon}\ensuremath{\acute\iota}\ensuremath{\delta}\ensuremath{\eta}\ensuremath{\varsigma} \ensuremath{\Gamma} }, pages = {18-21}, publisher = {mathdoc}, volume = {16}, year = {1987}, language = {gr}, url = {http://geodesic.mathdoc.fr/item/EUG_1987__16_a2/} }
I. J. Maddox. Schur΄s Theorem for Operators. Ευκλείδης Γ , Tome 16 (1987), p. 18-21. http://geodesic.mathdoc.fr/item/EUG_1987__16_a2/