%0 Journal Article %A V. A. Plaksin %T An~asymptotic formula for the number of representations of a~natural number by a~pair of quadratic forms, the arguments of one of which are prime %J Izvestiya. Mathematics %D 1985 %P 551-572 %V 25 %N 3 %I mathdoc %U http://geodesic.mathdoc.fr/item/IM2_1985_25_3_a7/ %G en %F IM2_1985_25_3_a7