%0 Journal Article %A I. I. Pyatetskii-Shapiro %T Induced rings and the reduction of fields of Abelian modular functions %J Izvestiya. Mathematics %D 1970 %P 536-550 %V 4 %N 3 %I mathdoc %U http://geodesic.mathdoc.fr/item/IM2_1970_4_3_a4/ %G en %F IM2_1970_4_3_a4