%0 Journal Article %A S. A. Zaytsev %T Approximate inverse scattering method in the $J$-matrix approach: The case of two coupled channels %J Teoretičeskaâ i matematičeskaâ fizika %D 1999 %P 424-435 %V 121 %N 3 %I mathdoc %U http://geodesic.mathdoc.fr/item/TMF_1999_121_3_a5/ %G ru %F TMF_1999_121_3_a5