Guidetti, Davide, Batu Güneysu, and Diego Pallara. “L1-Elliptic Regularity and H = W on the Whole Lp-Scale on Arbitrary Manifolds”. Annales Fennici Mathematici 42, no. 1 (February 1, 2017): 497–521. Accessed November 22, 2024. https://afm.journal.fi/article/view/135675.