BibTeX

@ARTICLE{iumj30022,
    author = "M. Kummer",
     title = "On the Construction of the Reduced Phase Space of a Hamiltonian System with Symmetry",
   journal = "Indiana Univ. Math. J.",
  fjournal = "Indiana University Mathematics Journal",
    volume = 30,
      year = 1981,
     issue = 2,
     pages = "281--291",
      issn = "0022-2518",
     coden = "IUMJAB",
   mrclass = "",
}

amsrefs

\bib{iumj30022}{article}{
     author = {Kummer, M.},
      title = {On the Construction of the Reduced Phase Space of a Hamiltonian System with Symmetry},
    journal = {Indiana Univ. Math. J.},
     volume = {30},
       year = {1981},
     number = {2},
      pages = {281 \ndash 291},
}