@article{TMF_1991_86_2_a11,
     author = {W. Chmielowski and A. V. Chizhov},
     title = {Correlation properties of bose systems of polariton type},
     journal = {Teoreti\v{c}eska\^a i matemati\v{c}eska\^a fizika},
     pages = {285--293},
     year = {1991},
     volume = {86},
     number = {2},
     language = {ru},
     url = {http://geodesic.mathdoc.fr/item/TMF_1991_86_2_a11/}
}