@article{487486,
      author = {Rassias, John Michael.},
      url = {http://library.usi.edu/record/487486},
      title = {Functional equations, difference inequalities, and Ulam  stability notions (F.U.N.) [electronic resource] /},
      publisher = {Nova Science Publishers,},
      recid = {487486},
      pages = {ix, 211 p.},
      address = {New York :},
      year = {2010},
}