@article{1365549,
      recid = {1365549},
      author = {Guralnick, Robert M., and Shareshian, John, and Stafford,  J.,},
      title = {Symmetric and alternating groups as monodromy groups of  Riemann surfaces I : generic covers and covers with many  branch points /},
      pages = {1 online resource (142 pages) :},
      note = {"Volume 189, Number 886 (third of 4 numbers)."},
      url = {http://library.usi.edu/record/1365549},
}