@article{AM2_1973__9_136366,
     author = {MURRAY WACHMAN},
     title = {An {Abbreviated} {Numerical} {Scheme} for {Linear} {Symmetrie} {Hyperbolic} {Equations,} n...2 {(Short} {Communication)}},
     journal = {Aequationes mathematicae},
     pages = {304--305},
     publisher = {mathdoc},
     volume = {9},
     year = {1973},
     url = {http://geodesic.mathdoc.fr/item/AM2_1973__9_136366/}
}