TY - JOUR AU - Kalas, Josef TI - Contributions to the asymptotic behaviour of the equation $\dot z=f(t,z)$ with a complex-valued function $f$ JO - Czechoslovak Mathematical Journal PY - 1990 SP - 31 EP - 45 VL - 40 IS - 1 PB - mathdoc UR - http://geodesic.mathdoc.fr/articles/10.21136/CMJ.1990.102357/ DO - 10.21136/CMJ.1990.102357 LA - en ID - 10_21136_CMJ_1990_102357 ER -