@article{TM_1975_136_a29,
     author = {B. I. Sadovnikov and V. K. Fedyanin},
     title = {An inequality of {N.\,N.~Bogoljubov} in models of statistical mechanics},
     journal = {Trudy Matematicheskogo Instituta imeni V.A. Steklova},
     pages = {399--407},
     publisher = {mathdoc},
     volume = {136},
     year = {1975},
     language = {ru},
     url = {http://geodesic.mathdoc.fr/item/TM_1975_136_a29/}
}