TY - JOUR AU - Staněk, Svatoslav TI - Phase and dispersion theory of the differential equation $y''=q(t)y$ in connection with the generalized Floquet theory JO - Archivum mathematicum PY - 1978 SP - 109 EP - 122 VL - 14 IS - 2 PB - mathdoc UR - http://geodesic.mathdoc.fr/item/ARM_1978__14_2_a4/ LA - en ID - ARM_1978__14_2_a4 ER -