Harmonic analysis, partial differential equations and inverse problems.

• The mixed problem in L^p for some two-dimensional Lipschitz domains, Math. Ann., 342 (2008), 91-124.
• Uniqueness in the inverse conductivity problem for nonsmooth conductivities in two dimensions, with Gunther Uhlmann, Comm. Partial Differential Equations, 22 (1997), no. 5-6, 1009-1027, .dvi file, postscript
• The method of layer potentials for the heat equation in Lipschitz cylinders, Amer. J. Math. 111 (1989), 339-379.