BibTeX

@ARTICLE{iumj18053,
    author = "William Nemitz",
     title = "On the Lattice of Filters of an Implicative Semi-Lattice",
   journal = "Indiana Univ. Math. J.",
  fjournal = "Indiana University Mathematics Journal",
    volume = 18,
      year = 1969,
     issue = 7,
     pages = "683--688",
      issn = "0022-2518",
     coden = "IUMJAB",
   mrclass = "",
}

amsrefs

\bib{iumj18053}{article}{
     author = {Nemitz, William},
      title = {On the Lattice of Filters of an Implicative Semi-Lattice},
    journal = {Indiana Univ. Math. J.},
     volume = {18},
       year = {1969},
     number = {7},
      pages = {683 \ndash 688},
}