@article{MOMA_1975__79_177697,
     author = {L. Mirsky},
     title = {A {Trace} {Inequality} of {John} von {Neumann.}},
     journal = {Monatshefte f\"ur Mathematik},
     pages = {303--306},
     publisher = {mathdoc},
     volume = {79},
     year = {1975},
     language = {en},
     url = {http://geodesic.mathdoc.fr/item/MOMA_1975__79_177697/}
}