TY  - JOUR
AU  - Černý, Ján
TI  - Multi-polarized graphs
JO  - Applications of Mathematics
PY  - 1976
SP  - 145
EP  - 147
VL  - 21
IS  - 2
PB  - mathdoc
UR  - http://geodesic.mathdoc.fr/articles/10.21136/AM.1976.103632/
DO  - 10.21136/AM.1976.103632
LA  - en
ID  - 10_21136_AM_1976_103632
ER  -