%0 Journal Article %A E. M. Maleko %T Approximate calculation of the first eigenvalues of a discrete operator in the case when spectral traces of powers of its resolvent are found approximately %J Trudy Instituta matematiki i mehaniki %D 2010 %P 158-166 %V 16 %N 2 %U http://geodesic.mathdoc.fr/item/TIMM_2010_16_2_a13/ %G ru %F TIMM_2010_16_2_a13