@article{GDZPPN002470942, title = {One-sided inequalities for hermitian quadratic forms.}, journal = {Monatshefte f\"ur Mathematik}, volume = {57}, year = {1954}, pages = {1-5}, zbl = {0050.04703}, url = {http://dml.mathdoc.fr/item/GDZPPN002470942} }
Oppenheim, A. One-sided inequalities for hermitian quadratic forms.. Monatshefte für Mathematik, Tome 57 (1954) pp. 1-5. http://gdmltest.u-ga.fr/item/GDZPPN002470942/