@article{Auberson_1972,
title={Rigorous Parametric Dispersion Representation with Three-Channel Symmetry},
volume={6},
ISSN={0556-2821},
url={http://dx.doi.org/10.1103/physrevd.6.2953},
DOI={10.1103/physrevd.6.2953},
number={10},
journal={Physical Review D},
publisher={American Physical Society (APS)},
author={Auberson,
G. and Khuri,
N. N.},
year={1972},
month=nov,
pages={2953–2966} }