@article{TMF_1982_53_2_a4,
     author = {M. A. Sall'},
     title = {Darboux transformations for {non-Abelian} and nonlocal equations of the {Toda} chain type},
     journal = {Teoreti\v{c}eska\^a i matemati\v{c}eska\^a fizika},
     pages = {227--237},
     publisher = {mathdoc},
     volume = {53},
     number = {2},
     year = {1982},
     language = {ru},
     url = {http://geodesic.mathdoc.fr/item/TMF_1982_53_2_a4/}
}