Voir la notice de l'article provenant de la source Hellenic Digital Mathematics Library
@article{EUG_1990__27_a6, author = {W. E. Longstaff}, title = {Cyclic vectors for operator algebras}, journal = {E\ensuremath{\upsilon}\ensuremath{\kappa}\ensuremath{\lambda}\ensuremath{\varepsilon}\ensuremath{\acute\iota}\ensuremath{\delta}\ensuremath{\eta}\ensuremath{\varsigma} \ensuremath{\Gamma} }, pages = {73-83}, publisher = {mathdoc}, volume = {27}, year = {1990}, language = {gr}, url = {http://geodesic.mathdoc.fr/item/EUG_1990__27_a6/} }
W. E. Longstaff. Cyclic vectors for operator algebras. Ευκλείδης Γ , Tome 27 (1990), p. 73-83. http://geodesic.mathdoc.fr/item/EUG_1990__27_a6/