@article{10_4171_ifb_194,
     author = {Michiel Bertsch and Carlo Nitsch},
     title = {Traveling wave solutions of a nonlinear degenerate parabolic system from petroleum engineering},
     journal = {Interfaces and free boundaries},
     pages = {377--398},
     year = {2008},
     volume = {10},
     number = {3},
     doi = {10.4171/ifb/194},
     url = {http://geodesic.mathdoc.fr/articles/10.4171/ifb/194/}
}