@article{GDZPPN002479362,
title = {A Trace Inequality of John von Neumann.},
journal = {Monatshefte f\"ur Mathematik},
volume = {79},
year = {1975},
pages = {303-306},
language = {en},
url = {http://dml.mathdoc.fr/item/GDZPPN002479362}
}
Mirsky, L. A Trace Inequality of John von Neumann.. Monatshefte für Mathematik, Tome 79 (1975) pp. 303-306. http://gdmltest.u-ga.fr/item/GDZPPN002479362/