TY - JOUR AU - N. S. Fal'ko TI - Uniformly structurally stable sequences of Hill equations with periodic coefficients JO - Differencialʹnye uravneniâ PY - 1989 SP - 1532 EP - 1540 VL - 25 IS - 9 PB - mathdoc UR - http://geodesic.mathdoc.fr/item/DE_1989_25_9_a9/ LA - ru ID - DE_1989_25_9_a9 ER -