@article{TMF_1970_3_2_a5,
     author = {E. P. Zhidkov and V. G. Kadyshevskii and Yu. V. Katyshev},
     title = {Problem of the $c\to\infty$ limit in the relativistic {Schr\"odinger} equation},
     journal = {Teoreti\v{c}eska\^a i matemati\v{c}eska\^a fizika},
     pages = {191--196},
     year = {1970},
     volume = {3},
     number = {2},
     language = {ru},
     url = {http://geodesic.mathdoc.fr/item/TMF_1970_3_2_a5/}
}