@InCollection{Hebisz:2005,
  author  = "T. Hebisz and E. Kuriata",
  title     = "The capacity of ciphers fulfilling the accessibility of cryptograms",
  pages     = "13--22",
  year      = "2005",
  booktitle = "Enhanced methods in computer security, biometric and artificial intelligence systems, ISBN: 1402077769",
  editor    = "ed. J. Pejaś, A. Piegat",
  publisher = "Springer",
  address   = "New York",
}