BibTeX

@ARTICLE{iumj56035,
    author = "H. Bailey and Robert Gambill",
     title = "On Stability of Periodic Solutions of Weakly Nonlinear Differential Systems",
   journal = "Indiana Univ. Math. J.",
  fjournal = "Indiana University Mathematics Journal",
    volume = 6,
      year = 1957,
     issue = 4,
     pages = "655--668",
      issn = "0022-2518",
     coden = "IUMJAB",
   mrclass = "",
}

amsrefs

\bib{iumj56035}{article}{
     author = {Bailey, H.},
     author = {Gambill, Robert},
      title = {On Stability of Periodic Solutions of Weakly Nonlinear Differential Systems},
    journal = {Indiana Univ. Math. J.},
     volume = {6},
       year = {1957},
     number = {4},
      pages = {655 \ndash 668},
}