@article{1104116843,
author = {Nenciu, G.},
title = {Existence of the spontaneous pair creation in the external field approximation of Q.E.D},
journal = {Comm. Math. Phys.},
volume = {108},
number = {1},
year = {1987},
pages = { 303-312},
language = {en},
url = {http://dml.mathdoc.fr/item/1104116843}
}
Nenciu, G. Existence of the spontaneous pair creation in the external field approximation of Q.E.D. Comm. Math. Phys., Tome 108 (1987) no. 1, pp. 303-312. http://gdmltest.u-ga.fr/item/1104116843/