@article{TMF_2009_160_2_a7,
     author = {A. S. Peletminskii and S. V. Peletminskii},
     title = {Principle of stationary action in the~theory of superfluid systems with spontaneously broken translational symmetry},
     journal = {Teoreti\v{c}eska\^a i matemati\v{c}eska\^a fizika},
     pages = {333--351},
     publisher = {mathdoc},
     volume = {160},
     number = {2},
     year = {2009},
     language = {ru},
     url = {http://geodesic.mathdoc.fr/item/TMF_2009_160_2_a7/}
}