TY - JOUR AU - S. A. Zaytsev TI - Approximate inverse scattering method in the $J$-matrix approach: The case of two coupled channels JO - Teoretičeskaâ i matematičeskaâ fizika PY - 1999 SP - 424 EP - 435 VL - 121 IS - 3 PB - mathdoc UR - http://geodesic.mathdoc.fr/item/TMF_1999_121_3_a5/ LA - ru ID - TMF_1999_121_3_a5 ER -