@article{Eli-Bon-Arr-2011,
    author={Josias Elisee and Marc Bonnet and Simon Arridge },
    title={Accelerated Boundary Element Method for Diffuse Optical 
           Imaging },
    doi={10.1364/OL.36.004101 },
    journal={Optics Letters },
    year={2011 },
    volume={36 },
    pages={4101--4103},
}