TY - JOUR AU - Stanisław Kasprzyk TI - Stability in the large of certain non-linear systems of differential equations of order three JO - Annales Polonici Mathematici PY - 1971 SP - 241 EP - 247 VL - 25 IS - 3 PB - mathdoc UR - http://geodesic.mathdoc.fr/articles/10.4064/ap-25-3-241-247/ DO - 10.4064/ap-25-3-241-247 LA - en ID - 10_4064_ap_25_3_241_247 ER -