BibTeX

@ARTICLE{iumj56045,
    author = "Erwin Kreyszig",
     title = "On Coefficient Problems of Solutions of Partial Differential Equations of the Fourth Order",
   journal = "Indiana Univ. Math. J.",
  fjournal = "Indiana University Mathematics Journal",
    volume = 6,
      year = 1957,
     issue = 4,
     pages = "811--822",
      issn = "0022-2518",
     coden = "IUMJAB",
   mrclass = "",
}

amsrefs

\bib{iumj56045}{article}{
     author = {Kreyszig, Erwin},
      title = {On Coefficient Problems of Solutions of Partial Differential Equations of the Fourth Order},
    journal = {Indiana Univ. Math. J.},
     volume = {6},
       year = {1957},
     number = {4},
      pages = {811 \ndash 822},
}