@article{1103901329,
author = {Hegerfeldt, Gerhard C.},
title = {Correlation inequalities for Ising ferromagnets with symmetries},
journal = {Comm. Math. Phys.},
volume = {52},
number = {1},
year = {1977},
pages = { 259-266},
language = {en},
url = {http://dml.mathdoc.fr/item/1103901329}
}
Hegerfeldt, Gerhard C. Correlation inequalities for Ising ferromagnets with symmetries. Comm. Math. Phys., Tome 52 (1977) no. 1, pp. 259-266. http://gdmltest.u-ga.fr/item/1103901329/