@article{GDZPPN002432986,
title = {An Extension of Putnam-Fuglede Theorem for Hyponormal Operators.},
journal = {Mathematische Zeitschrift},
volume = {194},
year = {1987},
pages = {117-120},
zbl = {0591.47020},
url = {http://dml.mathdoc.fr/item/GDZPPN002432986}
}
Radjabalipour, M. An Extension of Putnam-Fuglede Theorem for Hyponormal Operators.. Mathematische Zeitschrift, Tome 194 (1987) pp. 117-120. http://gdmltest.u-ga.fr/item/GDZPPN002432986/