TY - JOUR AU - V. P. Chistyakov TI - On an estimate for the Perron root of a nonnegative matrix JO - Doklady Akademii Nauk PY - 1979 SP - 548 EP - 550 VL - 246 IS - 3 PB - mathdoc UR - http://geodesic.mathdoc.fr/item/DAN_1979_246_3_a8/ LA - ru ID - DAN_1979_246_3_a8 ER -