BibTeX

@ARTICLE{iumj20003,
    author = "Yanping Chen",
     title = "Solutions of the n-Dimensional Wave Equation in the Exterior of the Characteristic Cones (I)",
   journal = "Indiana Univ. Math. J.",
  fjournal = "Indiana University Mathematics Journal",
    volume = 20,
      year = 1971,
     issue = 1,
     pages = "33--55",
      issn = "0022-2518",
     coden = "IUMJAB",
   mrclass = "",
}

amsrefs

\bib{iumj20003}{article}{
     author = {Chen, Yanping},
      title = {Solutions of the n-Dimensional Wave Equation in the Exterior of the Characteristic Cones (I)},
    journal = {Indiana Univ. Math. J.},
     volume = {20},
       year = {1971},
     number = {1},
      pages = {33 \ndash 55},
}