BibTeX

@ARTICLE{iumj15071,
    author = "D. Topping",
     title = "An Isomorphism Invariant for Spin Factors",
   journal = "Indiana Univ. Math. J.",
  fjournal = "Indiana University Mathematics Journal",
    volume = 15,
      year = 1966,
     issue = 6,
     pages = "1055--1063",
      issn = "0022-2518",
     coden = "IUMJAB",
   mrclass = "",
}

amsrefs

\bib{iumj15071}{article}{
     author = {Topping, D.},
      title = {An Isomorphism Invariant for Spin Factors},
    journal = {Indiana Univ. Math. J.},
     volume = {15},
       year = {1966},
     number = {6},
      pages = {1055 \ndash 1063},
}