%0 Journal Article %A A. N. Andrianov %A G. N. Maloletkin %T Behavior of theta-series of genus~$n$ of indeterminate quadratic forms under modular substitution %J Informatics and Automation %D 1978 %P 5-15 %V 148 %I mathdoc %U http://geodesic.mathdoc.fr/item/TRSPY_1978_148_a1/ %G ru %F TRSPY_1978_148_a1