BibTeX

@ARTICLE{iumj11028,
    author = "Hans de Vries",
     title = "A Remark Concerning a Lemma of Heinz on Harmonic Mappings",
   journal = "Indiana Univ. Math. J.",
  fjournal = "Indiana University Mathematics Journal",
    volume = 11,
      year = 1962,
     issue = 3,
     pages = "469--471",
      issn = "0022-2518",
     coden = "IUMJAB",
   mrclass = "",
}

amsrefs

\bib{iumj11028}{article}{
     author = {Vries, Hans de},
      title = {A Remark Concerning a Lemma of Heinz on Harmonic Mappings},
    journal = {Indiana Univ. Math. J.},
     volume = {11},
       year = {1962},
     number = {3},
      pages = {469 \ndash 471},
}