@article{DAN_1966_167_2_a3,
     author = {M. B. Barban and G. Gordover},
     title = {On moments of the number of classes of purely radical quadratic forms with negative determinant},
     journal = {Doklady Akademii Nauk},
     pages = {267--269},
     publisher = {mathdoc},
     volume = {167},
     number = {2},
     year = {1966},
     language = {ru},
     url = {http://geodesic.mathdoc.fr/item/DAN_1966_167_2_a3/}
}