TY - JOUR AU - C. Kluczny TI - On the characteristic exponents of the solutions of a system of ordinary differential equations JO - Annales Polonici Mathematici PY - 1960 SP - 215 EP - 239 VL - 8 IS - 3 PB - mathdoc UR - http://geodesic.mathdoc.fr/articles/10.4064/ap-8-3-215-239/ DO - 10.4064/ap-8-3-215-239 LA - en ID - 10_4064_ap_8_3_215_239 ER -