@article{1103841219, author = {Ginibre, J. and Gruber, C.}, title = {Green functions of the anisotropic Heisenberg model}, journal = {Comm. Math. Phys.}, volume = {7}, number = {1}, year = {1968}, pages = { 198-213}, language = {en}, url = {http://dml.mathdoc.fr/item/1103841219} }
Ginibre, J.; Gruber, C. Green functions of the anisotropic Heisenberg model. Comm. Math. Phys., Tome 7 (1968) no. 1, pp. 198-213. http://gdmltest.u-ga.fr/item/1103841219/