%0 Journal Article %A E. I. Zverovich %T The Behnke--Stein kernel and the solution in closed form of the Riemann boundary value problem on the torus %J Doklady Akademii Nauk %D 1969 %P 27-30 %V 188 %N 1 %I mathdoc %U http://geodesic.mathdoc.fr/item/DAN_1969_188_1_a5/ %G ru %F DAN_1969_188_1_a5