@article{GDZPPN002296322,
title = {Eine Klasse irreduzibler positiver Operatoren.},
journal = {Mathematische Annalen},
volume = {163},
year = {1966},
pages = {26-30},
language = {de},
url = {http://dml.mathdoc.fr/item/GDZPPN002296322}
}
SCHAEFER, H.H. Eine Klasse irreduzibler positiver Operatoren.. Mathematische Annalen, Tome 163 (1966) pp. 26-30. http://gdmltest.u-ga.fr/item/GDZPPN002296322/