@article{GDZPPN002277263,
title = {Spektraltheorie in nichtseparabeln R\"aumen.},
journal = {Mathematische Annalen},
volume = {111},
year = {1935},
pages = {342-356},
zbl = {60.0325.02},
url = {http://dml.mathdoc.fr/item/GDZPPN002277263}
}
Rellich, F. Spektraltheorie in nichtseparabeln Räumen.. Mathematische Annalen, Tome 111 (1935) pp. 342-356. http://gdmltest.u-ga.fr/item/GDZPPN002277263/