@article{HNV09,
  author   = {M.~Herrmann and B.~Niethammer and J.J.L.~Vel\'{a}zquez},
  title    = {Self-similar solutions for the {LSW} model with encounters},
  journal  = {J. Differential Equations},
  volume   = {247},
  pages    = {2282--2309},
  year     = {2009}
}