@article{GDZPPN002415836,
title = {Positive Contractions of L2-Spaces.},
journal = {Mathematische Zeitschrift},
volume = {142},
year = {1975},
pages = {5-14},
zbl = {0307.47005},
url = {http://dml.mathdoc.fr/item/GDZPPN002415836}
}
Akcoglu, Mustafa. Positive Contractions of L2-Spaces.. Mathematische Zeitschrift, Tome 142 (1975) pp. 5-14. http://gdmltest.u-ga.fr/item/GDZPPN002415836/