BibTeX

@ARTICLE{iumj31037,
    author = "B. Osgood",
     title = "Some Properties of f''/f' and the Poincare Metric",
   journal = "Indiana Univ. Math. J.",
  fjournal = "Indiana University Mathematics Journal",
    volume = 31,
      year = 1982,
     issue = 4,
     pages = "449--461",
      issn = "0022-2518",
     coden = "IUMJAB",
   mrclass = "",
}

amsrefs

\bib{iumj31037}{article}{
     author = {Osgood, B.},
      title = {Some Properties of f''/f' and the Poincare Metric},
    journal = {Indiana Univ. Math. J.},
     volume = {31},
       year = {1982},
     number = {4},
      pages = {449 \ndash 461},
}