@article{Had-Liu-2020,
    author={Houssem Haddar and Xiaoli Liu },
    title={A time domain factorization method for obstacles with 
           impedance boundary conditions },
    doi={10.1088/1361-6420/abaf3b },
    journal={Inverse Problems },
    year={2020 },
    month={10},
    volume={36 (10) },
    pages={105011},
}