@article{NUMA_1976__27_132442,
     author = {U.von Welck},
     title = {Ein stabiles {Schichtenverfahren} f\"ur allgemeine lineare {Evolutionsgleichungen.}},
     journal = {Numerische Mathematik},
     pages = {171--178},
     publisher = {mathdoc},
     volume = {27},
     year = {1976},
     zbl = {0325.65044},
     url = {http://geodesic.mathdoc.fr/item/NUMA_1976__27_132442/}
}