@article{FORUM_1993__5_3_141707,
     author = {Philippe Le Floch and Tai-Ping Liu},
     title = {Existence theory for nonlinear hyperbolic systems in nonconservative form.},
     journal = {Forum mathematicum},
     pages = {261--280},
     year = {1993},
     volume = {5},
     number = {3},
     zbl = {0804.35086},
     url = {http://geodesic.mathdoc.fr/item/FORUM_1993__5_3_141707/}
}