@article{TMF_2009_161_2_a8,
     author = {\'E. A. Arinstein},
     title = {The {Matsubara} operator for the {Fr\"ohlich} model},
     journal = {Teoreti\v{c}eska\^a i matemati\v{c}eska\^a fizika},
     pages = {243--255},
     publisher = {mathdoc},
     volume = {161},
     number = {2},
     year = {2009},
     language = {ru},
     url = {http://geodesic.mathdoc.fr/item/TMF_2009_161_2_a8/}
}