TY - JOUR AU - Kratz, Werner TI - Asymptotic behaviour of Riccati's differential equation associated with self-adjoint scalar equations of even order JO - Czechoslovak Mathematical Journal PY - 1988 SP - 351 EP - 365 VL - 38 IS - 2 PB - mathdoc UR - http://geodesic.mathdoc.fr/articles/10.21136/CMJ.1988.102230/ DO - 10.21136/CMJ.1988.102230 LA - en ID - 10_21136_CMJ_1988_102230 ER -