@article{1077477510,
author = {Wermer, John},
title = {The existence of invariant subspaces},
journal = {Duke Math. J.},
volume = {19},
number = {1},
year = {1952},
pages = { 615-622},
language = {en},
url = {http://dml.mathdoc.fr/item/1077477510}
}
Wermer, John. The existence of invariant subspaces. Duke Math. J., Tome 19 (1952) no. 1, pp. 615-622. http://gdmltest.u-ga.fr/item/1077477510/