@article{TMF_1986_66_2_a6,
     author = {L. S. Davtyan and G. S. Pogosyan and A. N. Sisakyan and V. M. Ter-Antonyan},
     title = {Two-dimensional hydrogen atom. {Reciprocal} expansions of the polar and parabolic bases of the continuous spectrum},
     journal = {Teoreti\v{c}eska\^a i matemati\v{c}eska\^a fizika},
     pages = {222--233},
     publisher = {mathdoc},
     volume = {66},
     number = {2},
     year = {1986},
     language = {ru},
     url = {http://geodesic.mathdoc.fr/item/TMF_1986_66_2_a6/}
}