BibTeX

@ARTICLE{iumj28076,
    author = "Chao-Chu Liang",
     title = "Smooth Circle Actions on Manifolds",
   journal = "Indiana Univ. Math. J.",
  fjournal = "Indiana University Mathematics Journal",
    volume = 28,
      year = 1979,
     issue = 6,
     pages = "1021--1024",
      issn = "0022-2518",
     coden = "IUMJAB",
   mrclass = "",
}

amsrefs

\bib{iumj28076}{article}{
     author = {Liang, Chao-Chu},
      title = {Smooth Circle Actions on Manifolds},
    journal = {Indiana Univ. Math. J.},
     volume = {28},
       year = {1979},
     number = {6},
      pages = {1021 \ndash 1024},
}