BibTeX

@ARTICLE{iumj59040,
    author = "A. Zygmund",
     title = "A Correction to on the Preservation of Classes of Functions",
   journal = "Indiana Univ. Math. J.",
  fjournal = "Indiana University Mathematics Journal",
    volume = 9,
      year = 1960,
     issue = 4,
     pages = "663--663",
      issn = "0022-2518",
     coden = "IUMJAB",
   mrclass = "",
}

amsrefs

\bib{iumj59040}{article}{
     author = {Zygmund, A.},
      title = {A Correction to on the Preservation of Classes of Functions},
    journal = {Indiana Univ. Math. J.},
     volume = {9},
       year = {1960},
     number = {4},
      pages = {663 \ndash 663},
}