@article{GDZPPN002291355,
title = {Operator Groups and Quasi-orthogonality.},
journal = {Mathematische Annalen},
volume = {152},
year = {1963},
pages = {271-275},
language = {en},
url = {http://dml.mathdoc.fr/item/GDZPPN002291355}
}
TAFT, E.J. Operator Groups and Quasi-orthogonality.. Mathematische Annalen, Tome 152 (1963) pp. 271-275. http://gdmltest.u-ga.fr/item/GDZPPN002291355/