TY  - JOUR
AU  - Širáň, Jozef
TI  - An enumeration theorem for rooted graphs
JO  - Mathematica slovaca
PY  - 1983
SP  - 29
EP  - 34
VL  - 33
IS  - 1
PB  - mathdoc
UR  - http://geodesic.mathdoc.fr/item/MASLO_1983__33_1_a4/
LA  - en
ID  - MASLO_1983__33_1_a4
ER  -