@article{Amm-Gio-Ngu-Seo-2017,
    author={Habib Ammari and Laure Giovangigli and Loc Hoang Nguyen and 
           Jin-Keun Seo },
    title={Admittivity imaging from multi-frequency micro-electrical 
           impedance tomography },
    doi={10.1016/j.jmaa.2017.01.004 },
    journal={Journal of Mathematical Analysis and Applications },
    year={2017 },
    month={5},
    volume={449 (2) },
    pages={1601--1618},
}