TY  - JOUR
AU  - Peter Borg
TI  - Intersecting systems of signed sets
JO  - The electronic journal of combinatorics
PY  - 2007
VL  - 14
UR  - http://geodesic.mathdoc.fr/articles/10.37236/959/
DO  - 10.37236/959
ID  - 10_37236_959
ER  -