%0 Journal Article %A K. V. Zotova %A A. A. Trapeznikov %T Shear strength of two-sided films and surface layers in saponin solutions %J Doklady Akademii Nauk %D 1957 %P 833-836 %V 117 %N 5 %I mathdoc %U http://geodesic.mathdoc.fr/item/DAN_1957_117_5_a28/ %G ru %F DAN_1957_117_5_a28