BibTeX

@ARTICLE{iumj23001,
    author = "Ralph Gellar",
     title = "Two Sublattices of Weighted Shift Invariant Subspaces",
   journal = "Indiana Univ. Math. J.",
  fjournal = "Indiana University Mathematics Journal",
    volume = 23,
      year = 1974,
     issue = 1,
     pages = "1--10",
      issn = "0022-2518",
     coden = "IUMJAB",
   mrclass = "",
}

amsrefs

\bib{iumj23001}{article}{
     author = {Gellar, Ralph},
      title = {Two Sublattices of Weighted Shift Invariant Subspaces},
    journal = {Indiana Univ. Math. J.},
     volume = {23},
       year = {1974},
     number = {1},
      pages = {1 \ndash 10},
}