TY - JOUR AU - M. M. Mel'tser TI - On a~theorem of V.\,R.~Gantmaher JO - Trudy Matematicheskogo Instituta imeni V.A. Steklova PY - 1964 VL - 19 IS - 6 PB - mathdoc UR - http://geodesic.mathdoc.fr/item/RM_1964_19_6_a19/ LA - ru ID - RM_1964_19_6_a19 ER -