@article{1103899392,
author = {Buchholz, D.},
title = {Collision theory for waves in two dimensions and a characterization of models with trivial $S$-matrix},
journal = {Comm. Math. Phys.},
volume = {40},
number = {1},
year = {1975},
pages = { 1-8},
language = {en},
url = {http://dml.mathdoc.fr/item/1103899392}
}
Buchholz, D. Collision theory for waves in two dimensions and a characterization of models with trivial $S$-matrix. Comm. Math. Phys., Tome 40 (1975) no. 1, pp. 1-8. http://gdmltest.u-ga.fr/item/1103899392/