TY - JOUR AU - C. Grajek TI - On determining bounded solutions of linear differential equations by the small parameter method JO - Colloquium Mathematicum PY - 1962 SP - 305 EP - 312 VL - 9 IS - 2 PB - mathdoc UR - http://geodesic.mathdoc.fr/articles/10.4064/cm-9-2-305-312/ DO - 10.4064/cm-9-2-305-312 LA - en ID - 10_4064_cm_9_2_305_312 ER -