BibTeX

@ARTICLE{iumj1799,
    author = "T. Azizov and A. Dijksma and K.-H. Forster and M. Glaskova",
     title = "On the closedness of operator pencils",
   journal = "Indiana Univ. Math. J.",
  fjournal = "Indiana University Mathematics Journal",
    volume = 49,
      year = 2000,
     issue = 1,
     pages = "31--60",
      issn = "0022-2518",
     coden = "IUMJAB",
   mrclass = "47A56; 47B44;",
}

amsrefs

\bib{iumj1799}{article}{
     author = {Azizov, T.},
     author = {Dijksma, A.},
     author = {Forster, K.-H.},
     author = {Glaskova, M.},
      title = {On the closedness of operator pencils},
    journal = {Indiana Univ. Math. J.},
     volume = {49},
       year = {2000},
     number = {1},
      pages = {31 \ndash 60},
}