BibTeX

@ARTICLE{iumj58013,
    author = "H. Lewy",
     title = "Composition of Solutions of Linear Partial Differential Equations in Two Independent Variables",
   journal = "Indiana Univ. Math. J.",
  fjournal = "Indiana University Mathematics Journal",
    volume = 8,
      year = 1959,
     issue = 2,
     pages = "185--192",
      issn = "0022-2518",
     coden = "IUMJAB",
   mrclass = "",
}

amsrefs

\bib{iumj58013}{article}{
     author = {Lewy, H.},
      title = {Composition of Solutions of Linear Partial Differential Equations in Two Independent Variables},
    journal = {Indiana Univ. Math. J.},
     volume = {8},
       year = {1959},
     number = {2},
      pages = {185 \ndash 192},
}