BibTeX

@ARTICLE{iumj5411,
    author = "Zoltan Balogh and Piotr Hajlasz and Kevin Wildrick",
     title = "Weak contact equations for mappings into Heisenberg groups",
   journal = "Indiana Univ. Math. J.",
  fjournal = "Indiana University Mathematics Journal",
    volume = 63,
      year = 2014,
     issue = 6,
     pages = "1839--1873",
      issn = "0022-2518",
     coden = "IUMJAB",
   mrclass = "49Q15; 53C17; 46E35; 53C23;",
}

amsrefs

\bib{iumj5411}{article}{
     author = {Balogh, Zoltan},
     author = {Hajlasz, Piotr},
     author = {Wildrick, Kevin},
      title = {Weak contact equations for mappings into Heisenberg groups},
    journal = {Indiana Univ. Math. J.},
     volume = {63},
       year = {2014},
     number = {6},
      pages = {1839 \ndash 1873},
}