@article{articlefdcd87c6,
title   = {Nonlocal interactions and the excitation spectrum inlattice quantum scalar field models},
author = {Faria da Veiga, Paulo Afonso and O'Carroll, Michael},
year = {2002},
doi = {10.1088/0305-4470/35/21/304},
journal   = {Journal of Physics A: Mathematical and General}
}