BibTeX

@ARTICLE{iumj35017,
    author = "Erich Marschall",
     title = "On the Analytical Generator of a Group of Operators",
   journal = "Indiana Univ. Math. J.",
  fjournal = "Indiana University Mathematics Journal",
    volume = 35,
      year = 1986,
     issue = 2,
     pages = "289--309",
      issn = "0022-2518",
     coden = "IUMJAB",
   mrclass = "",
}

amsrefs

\bib{iumj35017}{article}{
     author = {Marschall, Erich},
      title = {On the Analytical Generator of a Group of Operators},
    journal = {Indiana Univ. Math. J.},
     volume = {35},
       year = {1986},
     number = {2},
      pages = {289 \ndash 309},
}