@article{TMF_1983_57_1_a18,
     author = {Nguyen Din Dang and V. Yu. Ponomarev},
     title = {Influence of phonon interaction on the ground state of even-even spherical nuclei},
     journal = {Teoreti\v{c}eska\^a i matemati\v{c}eska\^a fizika},
     pages = {154--160},
     year = {1983},
     volume = {57},
     number = {1},
     language = {ru},
     url = {http://geodesic.mathdoc.fr/item/TMF_1983_57_1_a18/}
}