@Article{ 
  GuiGünPal14,
  author = { Guidetti, Davide and Güneysu, Batu and Pallara, Diego },
  title = { $L^1$-elliptic regularity and $H=W$ on the whole $L^p$-scale on arbitrary manifolds },
  journal = { Ann. Acad. Sci. Fenn. Math. },
  year = { 2017 },
  volume = { 42 },
  pages = { 497-521 },
  URL = { http://cvgmt.sns.it/paper/2429/ },
  note = { cvgmt preprint}
}