@article{NUMA_1963__5_131577,
     author = {W. T\"ORNIG},
     title = {\"Uber {Differenzenverfahren} in  {Rechteckgittern}  zur numerischen {L\"osung} quasilinearer hyperbolischer {Differentialgleichungen.}},
     journal = {Numerische Mathematik},
     pages = {353--370},
     publisher = {mathdoc},
     volume = {5},
     year = {1963},
     zbl = {0115.34901},
     url = {http://geodesic.mathdoc.fr/item/NUMA_1963__5_131577/}
}