@Article{ 
  IglWal21,
  author = { Iglesias, José A. and Walter, Daniel },
  title = { Extremal points of total generalized variation balls in 1D:  characterization and applications },
  journal = { Journal of Convex Analysis },
  year = { 2022 },
  pages = {  },
  URL = { http://cvgmt.sns.it/paper/6519/ },
  note = { cvgmt preprint}
}