BibTeX

@ARTICLE{iumj21022,
    author = "Harold Widom",
     title = "The Strong Szego Limit Theorem for Circular Arcs",
   journal = "Indiana Univ. Math. J.",
  fjournal = "Indiana University Mathematics Journal",
    volume = 21,
      year = 1972,
     issue = 3,
     pages = "277--283",
      issn = "0022-2518",
     coden = "IUMJAB",
   mrclass = "",
}

amsrefs

\bib{iumj21022}{article}{
     author = {Widom, Harold},
      title = {The Strong Szego Limit Theorem for Circular Arcs},
    journal = {Indiana Univ. Math. J.},
     volume = {21},
       year = {1972},
     number = {3},
      pages = {277 \ndash 283},
}