@article{1103859730, author = {Gallavotti, G. and Knops, H. J. F.}, title = {Block-spins interactions in the Ising model}, journal = {Comm. Math. Phys.}, volume = {35}, number = {1}, year = {1974}, pages = { 171-184}, language = {en}, url = {http://dml.mathdoc.fr/item/1103859730} }
Gallavotti, G.; Knops, H. J. F. Block-spins interactions in the Ising model. Comm. Math. Phys., Tome 35 (1974) no. 1, pp. 171-184. http://gdmltest.u-ga.fr/item/1103859730/