BibTeX

@ARTICLE{iumj18034,
    author = "R. Douglas",
     title = "On the Spectrum of a Class of Toeplitz Operators",
   journal = "Indiana Univ. Math. J.",
  fjournal = "Indiana University Mathematics Journal",
    volume = 18,
      year = 1969,
     issue = 5,
     pages = "433--435",
      issn = "0022-2518",
     coden = "IUMJAB",
   mrclass = "",
}

amsrefs

\bib{iumj18034}{article}{
     author = {Douglas, R.},
      title = {On the Spectrum of a Class of Toeplitz Operators},
    journal = {Indiana Univ. Math. J.},
     volume = {18},
       year = {1969},
     number = {5},
      pages = {433 \ndash 435},
}