%0 Journal Article %A V. I. Danilov %A G. A. Koshevoy %T Discrete Convexity and Hermitian Matrices %J Trudy Matematicheskogo Instituta imeni V.A. Steklova %D 2003 %P 68-89 %V 241 %I mathdoc %U http://geodesic.mathdoc.fr/item/TM_2003_241_a2/ %G ru %F TM_2003_241_a2