@article{TMF_1976_28_3_a4,
     author = {V. A. Andrianov and V. N. Popov},
     title = {Hydrodynamic action and {Bose} spectrum of superfluid {Fermi} systems},
     journal = {Teoreti\v{c}eska\^a i matemati\v{c}eska\^a fizika},
     pages = {340--351},
     year = {1976},
     volume = {28},
     number = {3},
     language = {ru},
     url = {http://geodesic.mathdoc.fr/item/TMF_1976_28_3_a4/}
}