@article{1103920321, author = {Federbush, Paul G.}, title = {A mass zero cluster expansion. I. The expansion}, journal = {Comm. Math. Phys.}, volume = {79}, number = {1}, year = {1981}, pages = { 327-340}, language = {en}, url = {http://dml.mathdoc.fr/item/1103920321} }
Federbush, Paul G. A mass zero cluster expansion. I. The expansion. Comm. Math. Phys., Tome 79 (1981) no. 1, pp. 327-340. http://gdmltest.u-ga.fr/item/1103920321/