@article{GDZPPN002418223,
title = {Extreme Contraction Operators on l...},
journal = {Mathematische Zeitschrift},
volume = {147},
year = {1976},
pages = {101-110},
zbl = {0321.47025},
url = {http://dml.mathdoc.fr/item/GDZPPN002418223}
}
Kim, Choo-whan. Extreme Contraction Operators on l.... Mathematische Zeitschrift, Tome 147 (1976) pp. 101-110. http://gdmltest.u-ga.fr/item/GDZPPN002418223/