BibTeX

@ARTICLE{iumj54019,
    author = "Francis Callahan, Jr.",
     title = "Approximately Planar Rigid Body Motion",
   journal = "Indiana Univ. Math. J.",
  fjournal = "Indiana University Mathematics Journal",
    volume = 4,
      year = 1955,
     issue = 4,
     pages = "569--578",
      issn = "0022-2518",
     coden = "IUMJAB",
   mrclass = "",
}

amsrefs

\bib{iumj54019}{article}{
     author = {Callahan, Jr., Francis},
      title = {Approximately Planar Rigid Body Motion},
    journal = {Indiana Univ. Math. J.},
     volume = {4},
       year = {1955},
     number = {4},
      pages = {569 \ndash 578},
}