TY  - JOUR
AU  - G.A. Margulis
AU  - S.G. Dani
TI  - Values of quadratic forms at primitive integral points.
JO  - Inventiones mathematicae
PY  - 1989
SP  - 405
EP  - 424
VL  - 98
IS  - 1
PB  - mathdoc
UR  - http://geodesic.mathdoc.fr/item/IM_1989__98_1_143736/
ID  - IM_1989__98_1_143736
ER  -