@article{ZVMMF_1968_8_6_a8,
     author = {L. I. Ponomarev and T. P. Puzynina},
     title = {The two-centre problem of quantum mechanics: {II.~Mathematical} section},
     journal = {\v{Z}urnal vy\v{c}islitelʹnoj matematiki i matemati\v{c}eskoj fiziki},
     pages = {1256--1268},
     year = {1968},
     volume = {8},
     number = {6},
     language = {ru},
     url = {http://geodesic.mathdoc.fr/item/ZVMMF_1968_8_6_a8/}
}