@inproceedings{Bec-Ezz-Jol-2002,
    author={Éliane Bécache and Abdelaâziz Ezziani and Patrick Joly },
    title={Modeling of wave propagation in linear viscoelastic media },
    booktitle={Mathematical modeling of wave phenomena },
    year={2002 },
    pages={39--48},
    publisher={Mathematical modeling in physics, engineering and cognitive 
           sciences, Vaxjo University Press },
}