BibTeX

@ARTICLE{iumj23054,
    author = "Roger Howe",
     title = "A Functional Calculus for Hyponormal Operators",
   journal = "Indiana Univ. Math. J.",
  fjournal = "Indiana University Mathematics Journal",
    volume = 23,
      year = 1974,
     issue = 7,
     pages = "631--644",
      issn = "0022-2518",
     coden = "IUMJAB",
   mrclass = "",
}

amsrefs

\bib{iumj23054}{article}{
     author = {Howe, Roger},
      title = {A Functional Calculus for Hyponormal Operators},
    journal = {Indiana Univ. Math. J.},
     volume = {23},
       year = {1974},
     number = {7},
      pages = {631 \ndash 644},
}