Degenerate Parabolic Equations
Weighted Hardy Spaces (Lecture Notes in Mathematics, 1381)
Nonlinear Potential Theory and Weighted Sobolev Spaces
The Dirichlet Problem with L2-Boundary Data for Elliptic Linear Equations (Lecture Notes in Mathematics, 1482)
Differential Systems Involving Impulses (Lecture Notes in Mathematics, 954)
Ordinary and Partial Differential Equations: Proceedings of the Fourth Conference Held at Dundee, Scotland, March 30 - April 2, 1976 (Lecture Notes in Mathematics, 564) (English and German Edition)
Nonlinear Partial Differential Equations and Applications: Proceedings of a Special Seminar, Held at Indiana University, 1976-1977 (Lecture Notes in Mathematics, 648)
Regularity Problem for Quasilinear Elliptic and Parabolic Systems (Lecture Notes in Mathematics, 1614)
Linear Elliptic Differential Systems and Eigenvalue Problems (Lecture Notes in Mathematics, 8)
Potential Theory and Degenerate Partial Differential Operators