@article{TMF_1987_73_3_a5,
     author = {V. A. Osipov and V. K. Fedyanin},
     title = {Effects due to finite values of the temperature and the chemical potential in some two-dimensional field models},
     journal = {Teoreti\v{c}eska\^a i matemati\v{c}eska\^a fizika},
     pages = {393--401},
     year = {1987},
     volume = {73},
     number = {3},
     language = {ru},
     url = {http://geodesic.mathdoc.fr/item/TMF_1987_73_3_a5/}
}