%0 Journal Article %A G. V. Savinov %T Two-sided bounds of the smallest eigenvalue of a positive-definite matrix in the presence of restrictions %J Zapiski Nauchnykh Seminarov POMI %D 2000 %P 181-184 %V 268 %I mathdoc %U http://geodesic.mathdoc.fr/item/ZNSL_2000_268_a11/ %G ru %F ZNSL_2000_268_a11