BibTeX

@ARTICLE{iumj28018,
    author = "Bjorn Dahlberg",
     title = "Regularity Properties of Riesz Potentials",
   journal = "Indiana Univ. Math. J.",
  fjournal = "Indiana University Mathematics Journal",
    volume = 28,
      year = 1979,
     issue = 2,
     pages = "257--268",
      issn = "0022-2518",
     coden = "IUMJAB",
   mrclass = "",
}

amsrefs

\bib{iumj28018}{article}{
     author = {Dahlberg, Bjorn},
      title = {Regularity Properties of Riesz Potentials},
    journal = {Indiana Univ. Math. J.},
     volume = {28},
       year = {1979},
     number = {2},
      pages = {257 \ndash 268},
}