%0 Journal Article %A I. K. Lifanov %T On the discrete vortex method for a~wing of infinite span and the Prandtl equation for a~wing of finite span %J Izvestiâ vysših učebnyh zavedenij. Matematika %D 1980 %P 44-51 %N 6 %I mathdoc %U http://geodesic.mathdoc.fr/item/IVM_1980_6_a7/ %G ru %F IVM_1980_6_a7