@article{chh18,
  author   = {F. Chen and M.~Herrmann},
  title    = {{KdV}-like solitary waves in two-dimensional {FPU}-lattices},
  journal  = {Discrete Contin. Dyn. Syst. Ser. A},
  volume   = {38},
  number   = {5},
  pages    = {2305--2332},
  year     = {2018},
  doi      = {10.3934/dcds.2018095}
}