Inverse Problems and Imaging Lectures given at the C.I.M.E. Summer School held in Martina Franca, Italy September 15–21, 2002 - Carpio, Ana; Dorn, Oliver; Moscoso, Miguel; Natterer, Frank; Papanicolaou, George C.; Rapún, Maria Luisa; Teta, Alessandro (Springer Berlin Heidelberg, 2008)