%0 Journal Article %A Yu. S. Postol'nik %T An application of Lagrange's method to a visco-elastic filament (cable) of variable length with a load at the end %J Izvestiâ vysših učebnyh zavedenij. Matematika %D 1963 %P 94-100 %N 2 %I mathdoc %U http://geodesic.mathdoc.fr/item/IVM_1963_2_a10/ %G ru %F IVM_1963_2_a10