BibTeX

@ARTICLE{iumj19074,
    author = "Young-Ping Pao and C. Su",
     title = "On the Instability of Certain Nonlinear Periodic Waves",
   journal = "Indiana Univ. Math. J.",
  fjournal = "Indiana University Mathematics Journal",
    volume = 19,
      year = 1970,
     issue = 11,
     pages = "951--961",
      issn = "0022-2518",
     coden = "IUMJAB",
   mrclass = "",
}

amsrefs

\bib{iumj19074}{article}{
     author = {Pao, Young-Ping},
     author = {Su, C.},
      title = {On the Instability of Certain Nonlinear Periodic Waves},
    journal = {Indiana Univ. Math. J.},
     volume = {19},
       year = {1970},
     number = {11},
      pages = {951 \ndash 961},
}