%0 Journal Article %A G. D. Gureev %A D. M. Gureev %T Influence of laser and laser-ultrasonic treatments on the durability varying of steel friction surfaces %J Journal of Samara State Technical University, Ser. Physical and Mathematical Sciences %D 2007 %P 138-144 %N 2 %I mathdoc %U http://geodesic.mathdoc.fr/item/VSGTU_2007_2_a20/ %G ru %F VSGTU_2007_2_a20