@article{1103757615, author = {Borchers, H.-J.}, title = {On the vacuum state in quantum field theory. II}, journal = {Comm. Math. Phys.}, volume = {1}, number = {1}, year = {1965}, pages = { 57-79}, language = {en}, url = {http://dml.mathdoc.fr/item/1103757615} }
Borchers, H.-J. On the vacuum state in quantum field theory. II. Comm. Math. Phys., Tome 1 (1965) no. 1, pp. 57-79. http://gdmltest.u-ga.fr/item/1103757615/