@Article{
  brabutfra00,
  author = { Andrea Braides and Giuseppe Buttazzo and Ilaria Fragalà },
  title = { Riemannian approximation of Finsler metrics },
  journal = { Asymptotic Anal. },
  year = { 2002 },
  volume = { 31 },
  number = { 2 },
  pages = { 177-187 },
}