TY  - JOUR
AU  - K. Zima
TI  - On a differential inequality with a lagging argument
JO  - Annales Polonici Mathematici
PY  - 1966
SP  - 227
EP  - 233
VL  - 18
IS  - 3
PB  - mathdoc
UR  - http://geodesic.mathdoc.fr/articles/10.4064/ap-18-3-227-233/
DO  - 10.4064/ap-18-3-227-233
LA  - en
ID  - 10_4064_ap_18_3_227_233
ER  -