@article{MZ_1959__71_169810,
     author = {Karl Nickel},
     title = {Fehlerabsch\"atzungen bei parabolischen {Differentialgleichungen.}},
     journal = {Mathematische Zeitschrift},
     pages = {268--282},
     publisher = {mathdoc},
     volume = {71},
     year = {1959},
     language = {de},
     url = {http://geodesic.mathdoc.fr/item/MZ_1959__71_169810/}
}