@article{10_2307_121060,
     author = {V. Bentkus and F. G\"otze},
     title = {Lattice point problems and distribution of values of quadratic forms},
     journal = {Annals of mathematics},
     year = {1999},
     volume = {150},
     number = {3},
     doi = {10.2307/121060},
     zbl = {0979.11048},
     url = {http://geodesic.mathdoc.fr/articles/10.2307/121060/}
}