%0 Journal Article %A Alexander Sakhnovich %T Bäcklund–Darboux Transformation for Non-Isospectral Canonical System and Riemann–Hilbert Problem %J Symmetry, integrability and geometry: methods and applications %D 2007 %V 3 %U http://geodesic.mathdoc.fr/item/SIGMA_2007_3_a53/ %G en %F SIGMA_2007_3_a53