TY  - JOUR
AU  - Nikiforov, Vladimir
TI  - Linear combinations of graph eigenvalues
JO  - The electronic journal of linear algebra
PY  - 2006
SP  - 329
EP  - 336
VL  - 15
PB  - mathdoc
UR  - http://geodesic.mathdoc.fr/item/ELA_2006__15__a1/
LA  - en
ID  - ELA_2006__15__a1
ER  -