%0 Journal Article %A M. A. Osipenko %T Contact problem for two strings with variable tensions %J Vestnik Ûžno-Uralʹskogo gosudarstvennogo universiteta. Seriâ, Matematika, mehanika, fizika %D 2014 %P 66-71 %V 6 %N 3 %I mathdoc %U http://geodesic.mathdoc.fr/item/VYURM_2014_6_3_a9/ %G ru %F VYURM_2014_6_3_a9