@article{1103900589,
author = {Brydges, David and Federbush, Paul},
title = {The cluster expansion for potentials with exponential fall-off},
journal = {Comm. Math. Phys.},
volume = {52},
number = {1},
year = {1977},
pages = { 19-30},
language = {en},
url = {http://dml.mathdoc.fr/item/1103900589}
}
Brydges, David; Federbush, Paul. The cluster expansion for potentials with exponential fall-off. Comm. Math. Phys., Tome 52 (1977) no. 1, pp. 19-30. http://gdmltest.u-ga.fr/item/1103900589/