www.math.washington.edu/~gunther/publications/pub.html Oksanen, Uhlmann: Photoaocustic and Thermoacoustic Tomography with an Uncertain Wave Speed. Preprint Stefanov, Uhlmann, Vasy: Boundary rigidity with partial data Bal-U: Reconstruction of coefficients in scalar second order elliptic equations from knowledge of their solutions, To appear Comm. Pure Appl. Math Stefanov-U: Recovery of a Source or a Speed with One Measurement and Applications Bal-U: Reconstructions for some coupled physics problems, Appl. Math. Letters Stefanov-U: Multi-wave methods via ultrasound, Inside out II, MSRI publications 60 Bal-Ren-U-Zhou: Quantitative Thermoacoustics and Related Topics Bal-U: Inverse diffusion theory of photoacoustics, IP 2010 Stefanov-U: Thermoacoustic Tomography Arising in Brain Imaging, IP 2011 Stefanov-U: Thermoacoustic Tomography with Variable Sound Speed, IP 2009 Stefanov-U: Recovery of a Source or a Speed with One Measurement and Applications, To appear Transactions AMS Qian-Stefanov-U-Zhao: An Efficient Neumann-series Based Algorithm for the Thermoacoustic and Photoacoustic Tomography with Variable Sound Speed, SIAM J. Imaging Science Bal: "Hybrid inverse problems and redudant systems of pde" from G. Bal webpage: http://www.columbia.edu/~gb2030/