On the Higher Integrability of the Gradient of Weak Solutions of Certain Degenerate Elliptic Systems

Hp spaces of several variables

Charles Fefferman, E. M. Stein · Acta Mathematica · 1972 · 2.9K citations · Full text

Natural Sciences, Mathematics, Topology +4

C1 + α local regularity of weak solutions of degenerate elliptic equations

Emmanuele DiBenedetto · Nonlinear Analysis · 1983 · 1.1K citations

Natural Sciences, Mathematics, Differential Equations +11

Regularity for a class of non-linear elliptic systems

Karen Uhlenbeck · Acta Mathematica · 1977 · 670 citations · Full text

Natural Sciences, Mathematics, Physics +10

Projections onto gradient fields and $L^{p}$-estimates for degenerated elliptic operators

Tadeusz Iwaniec · Studia Mathematica · 1983 · 236 citations · Full text

Computing, Computational Engineering, Projection Mapping +10

Everywhere-regularity for some quasilinear systems with a lack of ellipticity

Peter Tolksdorf · Annali di Matematica Pura ed Applicata (1923 -) · 1983 · 147 citations · Full text

Natural Sciences, Mathematics, Dynamical Systems +9