@article{1364450,
      recid = {1364450},
      author = {Morris, Robert A.,},
      title = {Umbral calculus and Hopf algebras /. Conference on Umbral  Calculus and Hopf Algebras},
      pages = {1 online resource (93 pages) :},
      url = {http://library.usi.edu/record/1364450},
}