TY  - JOUR
AU  - T. Rumak
TI  - Some theorems about difference inequalities
JO  - Commentationes Mathematicae
PY  - 1972
SP  -  159
EP  - 164
VL  - 16
IS  - 1
PB  - mathdoc
UR  - http://geodesic.mathdoc.fr/articles/10.14708/cm.v16i1.5734/
DO  - 10.14708/cm.v16i1.5734
LA  - pl
ID  - 10_14708_cm_v16i1_5734
ER  -