@inproceedings{Bec-Jol-Rod-2005-2,
    author={Éliane Bécache and Patrick Joly and Jerónimo Rodríguez },
    title={A Lagrange multiplier free space-time mesh refinement method 
           for wave propagation problems },
    organization={7th International Conference on Mathematical and Numerical 
           Aspects of Waves (WAVES'05). Brown University (USA) },
    year={2005 },
    month={6},
}