@article{IM2_1985_25_3_a7,
     author = {V. A. Plaksin},
     title = {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},
     journal = {Izvestiya. Mathematics },
     pages = {551--572},
     publisher = {mathdoc},
     volume = {25},
     number = {3},
     year = {1985},
     language = {en},
     url = {http://geodesic.mathdoc.fr/item/IM2_1985_25_3_a7/}
}