BibTeX

@ARTICLE{iumj18042,
    author = "Kirti Oberai",
     title = "On Spectral Permanence",
   journal = "Indiana Univ. Math. J.",
  fjournal = "Indiana University Mathematics Journal",
    volume = 18,
      year = 1969,
     issue = 6,
     pages = "553--558",
      issn = "0022-2518",
     coden = "IUMJAB",
   mrclass = "",
}

amsrefs

\bib{iumj18042}{article}{
     author = {Oberai, Kirti},
      title = {On Spectral Permanence},
    journal = {Indiana Univ. Math. J.},
     volume = {18},
       year = {1969},
     number = {6},
      pages = {553 \ndash 558},
}