@article{1103859040, author = {Lieb, Elliott H.}, title = {The classical limit of quantum spin systems}, journal = {Comm. Math. Phys.}, volume = {29}, number = {1}, year = {1973}, pages = { 327-340}, language = {en}, url = {http://dml.mathdoc.fr/item/1103859040} }
Lieb, Elliott H. The classical limit of quantum spin systems. Comm. Math. Phys., Tome 29 (1973) no. 1, pp. 327-340. http://gdmltest.u-ga.fr/item/1103859040/