BibTeX

@ARTICLE{iumj55015,
    author = "Gunter Hellwig",
     title = "Anfangswertprobleme bei Partiellen Differentialgleichungen mit Singularitaten",
   journal = "Indiana Univ. Math. J.",
  fjournal = "Indiana University Mathematics Journal",
    volume = 5,
      year = 1956,
     issue = 2,
     pages = "395--418",
      issn = "0022-2518",
     coden = "IUMJAB",
   mrclass = "",
}

amsrefs

\bib{iumj55015}{article}{
     author = {Hellwig, Gunter},
      title = {Anfangswertprobleme bei Partiellen Differentialgleichungen mit Singularitaten},
    journal = {Indiana Univ. Math. J.},
     volume = {5},
       year = {1956},
     number = {2},
      pages = {395 \ndash 418},
}