@article{TMF_1984_58_2_a13,
     author = {R. R. Akhmitzyanov and V. A. Malyshev and E. N. Petrova},
     title = {Cluster expansion for {Gibbs} perturbation of a massless {Gaussian} field},
     journal = {Teoreti\v{c}eska\^a i matemati\v{c}eska\^a fizika},
     pages = {292--298},
     publisher = {mathdoc},
     volume = {58},
     number = {2},
     year = {1984},
     language = {ru},
     url = {http://geodesic.mathdoc.fr/item/TMF_1984_58_2_a13/}
}