BibTeX

@ARTICLE{iumj3963,
    author = "Ciprian Foias and Sami Hamid and Constantin Onica and Carl Pearcy",
     title = "Operators with a compact imaginary part",
   journal = "Indiana Univ. Math. J.",
  fjournal = "Indiana University Mathematics Journal",
    volume = 58,
      year = 2009,
     issue = 5,
     pages = "2297--2304",
      issn = "0022-2518",
     coden = "IUMJAB",
   mrclass = "47A15;",
}

amsrefs

\bib{iumj3963}{article}{
     author = {Foias, Ciprian},
     author = {Hamid, Sami},
     author = {Onica, Constantin},
     author = {Pearcy, Carl},
      title = {Operators with a compact imaginary part},
    journal = {Indiana Univ. Math. J.},
     volume = {58},
       year = {2009},
     number = {5},
      pages = {2297 \ndash 2304},
}