TY  - JOUR
AU  - Konrad Pi/oro
TI  - $n$-functionality of graphs
JO  - Colloquium Mathematicum
PY  - 2001
SP  - 269
EP  - 275
VL  - 90
IS  - 2
PB  - mathdoc
UR  - http://geodesic.mathdoc.fr/articles/10.4064/cm90-2-6/
DO  - 10.4064/cm90-2-6
LA  - en
ID  - 10_4064_cm90_2_6
ER  -