@Article{BJS07ip,
  author = 	 {Wolfgang Bangerth and Amit Joshi},
  title = 	 {Adaptive finite element methods for the solution of
                  inverse problems in optical tomography},
  journal = 	 {Inverse Problems},
  year = 	 2008,
  volume = 	 24,
  pages = 	 {034011/1--22}}