TY - JOUR AU - Ráb, Miloš TI - Asymptotic expansions of solutions of the equation $(p(x)y')'-q(x)y=0$ with complex-valued coefficients JO - Archivum mathematicum PY - 1972 SP - 1 EP - 15 VL - 08 IS - 1 PB - mathdoc UR - http://geodesic.mathdoc.fr/item/ARM_1972__8_1_a0/ LA - en ID - ARM_1972__8_1_a0 ER -