@article{EJDE_2000__2000__a192,
     author = {Villarreal, F.},
     title = {Colombeau's theory and shock wave solutions for systems of {PDEs}},
     journal = {Electronic Journal of Differential Equations},
     publisher = {mathdoc},
     volume = {2000},
     year = {2000},
     language = {en},
     url = {http://geodesic.mathdoc.fr/item/EJDE_2000__2000__a192/}
}