@article{1029000800,
author = {Gustafson, Karl},
title = {Necessary and sufficient conditions for Weyl's theorem.},
journal = {Michigan Math. J.},
volume = {19},
number = {1},
year = {1972},
pages = { 71-81},
language = {en},
url = {http://dml.mathdoc.fr/item/1029000800}
}
Gustafson, Karl. Necessary and sufficient conditions for Weyl's theorem.. Michigan Math. J., Tome 19 (1972) no. 1, pp. 71-81. http://gdmltest.u-ga.fr/item/1029000800/