TY  - JOUR
AU  - Z. Polniakowski
TI  - On some ordinary differential equations
JO  - Commentationes Mathematicae
PY  - 1980
SP  -  219
EP  - 231
VL  - 21
IS  - 1
PB  - mathdoc
UR  - http://geodesic.mathdoc.fr/articles/10.14708/cm.v21i1.5980/
DO  - 10.14708/cm.v21i1.5980
LA  - pl
ID  - 10_14708_cm_v21i1_5980
ER  -