TY  - JOUR
AU  - A. A. Makhnev
TI  - Strongly regular graphs with nonprincipal eigenvalue 4 and its extensions
JO  - Trudy Instituta matematiki
PY  - 2015
SP  - 82
EP  - 87
VL  - 23
IS  - 2
PB  - mathdoc
UR  - http://geodesic.mathdoc.fr/item/TIMB_2015_23_2_a10/
LA  - ru
ID  - TIMB_2015_23_2_a10
ER  -