@article{GDZPPN002030217,
title = {Convergence of an operator series. (Short Communication).},
journal = {Aequationes mathematicae},
volume = {15},
year = {1977},
pages = {303-304},
zbl = {0376.47011},
url = {http://dml.mathdoc.fr/item/GDZPPN002030217}
}
Koliha, J.J. Convergence of an operator series. (Short Communication).. Aequationes mathematicae, Tome 15 (1977) pp. 303-304. http://gdmltest.u-ga.fr/item/GDZPPN002030217/