@article{MS2_1966__19_165954,
     author = {Philip Brenner},
     title = {The {Cauchy} {Problem} for {Symmetric} {Hyperbolic} {Systems} in {Lp.}},
     journal = {Mathematica Scandinavica},
     pages = {27--37},
     publisher = {mathdoc},
     volume = {19},
     year = {1966},
     zbl = {0154.11304},
     url = {http://geodesic.mathdoc.fr/item/MS2_1966__19_165954/}
}