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@Book{            book:5974,
  Author        = "Elaydi, Saber",
  date-added    = "2020-04-10 11:07:26 +0200",
  date-modified = "2020-04-10 11:07:26 +0200",
  Edition       = "3rd ed",
  ISBN          = "9780387230597,0387230599",
  Publisher     = "Springer",
  Series        = "Undergraduate texts in mathematics",
  Title         = "An Introduction to Difference Equations",
  URL           = "http://gen.lib.rus.ec/book/index.php?md5=CA34C84546AF734891003AFA68A63915",
  Year          = "2005",
  bdsk-url-1    = "http://gen.lib.rus.ec/book/index.php?md5=CA34C84546AF734891003AFA68A63915",
  File          = "An Introduction to Difference Equations.pdf"
}

@Book{ book:5974, Author = "Elaydi, Saber", date-added = "2020-04-10 11:07:26 +0200", date-modified = "2020-04-10 11:07:26 +0200", Edition = "3rd ed", ISBN = "9780387230597,0387230599", Publisher = "Springer", Series = "Undergraduate texts in mathematics", Title = "An Introduction to Difference Equations", URL = "http://gen.lib.rus.ec/book/index.php?md5=CA34C84546AF734891003AFA68A63915", Year = "2005", bdsk-url-1 = "http://gen.lib.rus.ec/book/index.php?md5=CA34C84546AF734891003AFA68A63915", File = "An Introduction to Difference Equations.pdf" }