@article{bwmeta1.element.bwnjournal-article-smv40i1p15bwm,
author = {W. S\l owikowski},
title = {Range of operators and regularity of solutions},
journal = {Studia Mathematica},
volume = {40},
year = {1971},
pages = {183-198},
zbl = {0221.47002},
language = {en},
url = {http://dml.mathdoc.fr/item/bwmeta1.element.bwnjournal-article-smv40i1p15bwm}
}
Słowikowski, W. Range of operators and regularity of solutions. Studia Mathematica, Tome 40 (1971) pp. 183-198. http://gdmltest.u-ga.fr/item/bwmeta1.element.bwnjournal-article-smv40i1p15bwm/