@article{DAN_1974_218_6_a16,
     author = {S. K. Zhdanov and A. S. Chikhachev},
     title = {A particle in the field of scattering $\delta$-potentials},
     journal = {Doklady Akademii Nauk},
     pages = {1323--1326},
     publisher = {mathdoc},
     volume = {218},
     number = {6},
     year = {1974},
     language = {ru},
     url = {http://geodesic.mathdoc.fr/item/DAN_1974_218_6_a16/}
}