BibTeX

@ARTICLE{iumj20064,
    author = "Robert West",
     title = "Some Cohomotopy of Projective Space",
   journal = "Indiana Univ. Math. J.",
  fjournal = "Indiana University Mathematics Journal",
    volume = 20,
      year = 1971,
     issue = 9,
     pages = "807--827",
      issn = "0022-2518",
     coden = "IUMJAB",
   mrclass = "",
}

amsrefs

\bib{iumj20064}{article}{
     author = {West, Robert},
      title = {Some Cohomotopy of Projective Space},
    journal = {Indiana Univ. Math. J.},
     volume = {20},
       year = {1971},
     number = {9},
      pages = {807 \ndash 827},
}