BibTeX

@ARTICLE{iumj22054,
    author = "Stanley Osher",
     title = "A Symmetrizer for Certain Hyperbolic Mixed Problems with a Singular Coefficient",
   journal = "Indiana Univ. Math. J.",
  fjournal = "Indiana University Mathematics Journal",
    volume = 22,
      year = 1973,
     issue = 7,
     pages = "667--671",
      issn = "0022-2518",
     coden = "IUMJAB",
   mrclass = "",
}

amsrefs

\bib{iumj22054}{article}{
     author = {Osher, Stanley},
      title = {A Symmetrizer for Certain Hyperbolic Mixed Problems with a Singular Coefficient},
    journal = {Indiana Univ. Math. J.},
     volume = {22},
       year = {1973},
     number = {7},
      pages = {667 \ndash 671},
}