@book{scheiner-applied,
  author  = {Bruce Schneier},
  title   = {Applied Cryptography, Second Edition},
  publisher = {John Wiley \& Sons},
  year    = {1996},
  isbn    = {0-471-11709-9},
  language = {english},
  langid = {english},
}

@book{encyclopedia,
  author  = {Henk C.A.v. Tilborg},
  title   = {Encyclopedia of Cryptography and Security},
  publisher = {Springer-Verlag New York},
  year    = {2005},
  isbn    = {978-0-387-23473-1},
  language = {english},
  langid = {english},
}

@book{alferov,
  author  = {А. П. Алферов},
  title   = {Основы криптографии, 2-е издание},
  publisher = {Гелиос АРВ},
  year    = {2002},
  isbn    = {5-85438-025-0},
  language = {russian},
  langid = {russian},
}