@article{GDZPPN002314347, title = {On a Property of Siegel Theta-Series.}, journal = {Mathematische Annalen}, volume = {229}, year = {1977}, pages = {249-258}, zbl = {0337.10018}, url = {http://dml.mathdoc.fr/item/GDZPPN002314347} }
Ozeki, Michio. On a Property of Siegel Theta-Series.. Mathematische Annalen, Tome 229 (1977) pp. 249-258. http://gdmltest.u-ga.fr/item/GDZPPN002314347/