BibTeX

@ARTICLE{iumj4222,
    author = "Baojun Bian and Pengfei Guan and Xinan Ma and Lu Xu",
     title = "A constant rank theorem for quasiconcave solutions of fully nonlinear partial differential equations",
   journal = "Indiana Univ. Math. J.",
  fjournal = "Indiana University Mathematics Journal",
    volume = 60,
      year = 2011,
     issue = 1,
     pages = "101--120",
      issn = "0022-2518",
     coden = "IUMJAB",
   mrclass = "35J925; 35J65; 35B05;",
}

amsrefs

\bib{iumj4222}{article}{
     author = {Bian, Baojun},
     author = {Guan, Pengfei},
     author = {Ma, Xinan},
     author = {Xu, Lu},
      title = {A constant rank theorem for quasiconcave solutions of fully nonlinear partial differential equations},
    journal = {Indiana Univ. Math. J.},
     volume = {60},
       year = {2011},
     number = {1},
      pages = {101 \ndash 120},
}