TY - JOUR AU - Z. I. Rekhlitskii TI - Spectral criteria for the stability of solutions of linear differential equations with periodic coefficients JO - Doklady Akademii Nauk PY - 1963 SP - 260 EP - 263 VL - 149 IS - 2 PB - mathdoc UR - http://geodesic.mathdoc.fr/item/DAN_1963_149_2_a10/ LA - ru ID - DAN_1963_149_2_a10 ER -