@article{TMF_1979_39_1_a9, author = {A. G. Basuev}, title = {Representation for {Ursell} functions and cluster estimates}, journal = {Teoreti\v{c}eska\^a i matemati\v{c}eska\^a fizika}, pages = {94--105}, publisher = {mathdoc}, volume = {39}, number = {1}, year = {1979}, language = {ru}, url = {http://geodesic.mathdoc.fr/item/TMF_1979_39_1_a9/} }