@article{NUMA_1966__8_131710,
     author = {A.R. MITCHELL and A.R. GOURLAY},
     title = {A {Stable} {Implicit} {Difference} {Method} for {Hyperbolic} {Systems} in {Two} {Space} {Variables.}},
     journal = {Numerische Mathematik},
     pages = {367--375},
     publisher = {mathdoc},
     volume = {8},
     year = {1966},
     zbl = {0196.50302},
     url = {http://geodesic.mathdoc.fr/item/NUMA_1966__8_131710/}
}