BibTeX

@ARTICLE{iumj5024,
    author = "Chun-Liang Lin and Fon-Che Liu",
     title = "Approximate differentiability according to Stepanoff-Whitney-Federer",
   journal = "Indiana Univ. Math. J.",
  fjournal = "Indiana University Mathematics Journal",
    volume = 62,
      year = 2013,
     issue = 3,
     pages = "855--868",
      issn = "0022-2518",
     coden = "IUMJAB",
   mrclass = "54C30;",
}

amsrefs

\bib{iumj5024}{article}{
     author = {Lin, Chun-Liang},
     author = {Liu, Fon-Che},
      title = {Approximate differentiability according to Stepanoff-Whitney-Federer},
    journal = {Indiana Univ. Math. J.},
     volume = {62},
       year = {2013},
     number = {3},
      pages = {855 \ndash 868},
}