%0 Journal Article %A I. R. Shafarevich %T Boris Nikolaevich Delone (on his seventieth birthday) %J Trudy Matematicheskogo Instituta imeni V.A. Steklova %D 1961 %P 151-156 %V 16 %N 3 %I mathdoc %U http://geodesic.mathdoc.fr/item/RM_1961_16_3_a3/ %G en %F RM_1961_16_3_a3