TY  - JOUR
AU  - Semanišin, Gabriel
TI  - On some variations of extremal graph problems
JO  - Discussiones Mathematicae. Graph Theory
PY  - 1997
SP  - 67
EP  - 76
VL  - 17
IS  - 1
PB  - mathdoc
UR  - http://geodesic.mathdoc.fr/item/DMGT_1997_17_1_a2/
LA  - en
ID  - DMGT_1997_17_1_a2
ER  -