BibTeX

@ARTICLE{iumj53028,
    author = "G. Szego",
     title = "On the Singularities of Zonal Harmonic Expansions",
   journal = "Indiana Univ. Math. J.",
  fjournal = "Indiana University Mathematics Journal",
    volume = 3,
      year = 1954,
     issue = 5,
     pages = "561--564",
      issn = "0022-2518",
     coden = "IUMJAB",
   mrclass = "",
}

amsrefs

\bib{iumj53028}{article}{
     author = {Szego, G.},
      title = {On the Singularities of Zonal Harmonic Expansions},
    journal = {Indiana Univ. Math. J.},
     volume = {3},
       year = {1954},
     number = {5},
      pages = {561 \ndash 564},
}