BibTeX

@ARTICLE{iumj12054,
    author = "R. Schafer",
     title = "On Forms of Degree n Permitting Composition",
   journal = "Indiana Univ. Math. J.",
  fjournal = "Indiana University Mathematics Journal",
    volume = 12,
      year = 1963,
     issue = 5,
     pages = "777--792",
      issn = "0022-2518",
     coden = "IUMJAB",
   mrclass = "",
}

amsrefs

\bib{iumj12054}{article}{
     author = {Schafer, R.},
      title = {On Forms of Degree n Permitting Composition},
    journal = {Indiana Univ. Math. J.},
     volume = {12},
       year = {1963},
     number = {5},
      pages = {777 \ndash 792},
}