%0 Journal Article %A Yu. M. Aleksandrov %A V. F. Grushin %A V. A. Zapevalov %A E. M. Leikin %T Photoproduction of $\pi^+$-mesons on hydrogen %J Doklady Akademii Nauk %D 1965 %P 796-798 %V 160 %N 4 %I mathdoc %U http://geodesic.mathdoc.fr/item/DAN_1965_160_4_a15/ %G ru %F DAN_1965_160_4_a15