BibTeX

@ARTICLE{iumj22005,
    author = "R. Barrar",
     title = "Periodic Orbits of the Second Kind",
   journal = "Indiana Univ. Math. J.",
  fjournal = "Indiana University Mathematics Journal",
    volume = 22,
      year = 1973,
     issue = 1,
     pages = "33--41",
      issn = "0022-2518",
     coden = "IUMJAB",
   mrclass = "",
}

amsrefs

\bib{iumj22005}{article}{
     author = {Barrar, R.},
      title = {Periodic Orbits of the Second Kind},
    journal = {Indiana Univ. Math. J.},
     volume = {22},
       year = {1973},
     number = {1},
      pages = {33 \ndash 41},
}