@article{911484,
      recid = {911484},
      author = {Cimato, Stelvio. and Yang, Ching-Nung.},
      title = {Visual cryptography and secret image sharing [electronic  resource] /},
      publisher = {CRC Press,},
      address = {Boca Raton, FL :},
      pages = {xxxvi, 486 p. :},
      year = {2012},
      url = {http://library.usi.edu/record/911484},
}