@article{1103901143,
author = {Heifets, Edward P. and Osipov, Edward P.},
title = {The energy-momentum spectrum in the $P(\varphi)\_{2}$ quantum field theory},
journal = {Comm. Math. Phys.},
volume = {52},
number = {1},
year = {1977},
pages = { 161-172},
language = {en},
url = {http://dml.mathdoc.fr/item/1103901143}
}
Heifets, Edward P.; Osipov, Edward P. The energy-momentum spectrum in the $P(\varphi)_{2}$ quantum field theory. Comm. Math. Phys., Tome 52 (1977) no. 1, pp. 161-172. http://gdmltest.u-ga.fr/item/1103901143/