@article{TMF_1978_37_1_a4,
     author = {D. R. Yafaev},
     title = {Theory of multichannel scattering in two spaces},
     journal = {Teoreti\v{c}eska\^a i matemati\v{c}eska\^a fizika},
     pages = {48--57},
     publisher = {mathdoc},
     volume = {37},
     number = {1},
     year = {1978},
     language = {ru},
     url = {http://geodesic.mathdoc.fr/item/TMF_1978_37_1_a4/}
}