@article{TMF_2003_136_1_a5,
     author = {A. I. Nikishov},
     title = {Equivalent {Sets} of {Solutions} of the {Klein--Gordon} {Equation} with a {Constant} {Electric} {Field}},
     journal = {Teoreti\v{c}eska\^a i matemati\v{c}eska\^a fizika},
     pages = {77--89},
     publisher = {mathdoc},
     volume = {136},
     number = {1},
     year = {2003},
     language = {ru},
     url = {http://geodesic.mathdoc.fr/item/TMF_2003_136_1_a5/}
}