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@Book{            book:1304495,
  Author        = "Miller, Kenneth S",
  date-added    = "2020-04-10 11:07:26 +0200",
  date-modified = "2020-04-10 11:07:26 +0200",
  ISBN          = ",",
  Publisher     = "W. A. Benjamin",
  Series        = "Mathematics monograph series",
  Title         = "Linear difference equations",
  URL           = "http://gen.lib.rus.ec/book/index.php?md5=9ccd2bdd4fa03d5ffe43f2724c08da4b",
  Year          = "1968",
  bdsk-url-1    = "http://gen.lib.rus.ec/book/index.php?md5=9ccd2bdd4fa03d5ffe43f2724c08da4b",
  File          = "Linear-difference-equations (0) - a - a.pdf",
  file-2        = "Linear-difference-equations (0) - a - a.djvu"
}

@Book{ book:1304495, Author = "Miller, Kenneth S", date-added = "2020-04-10 11:07:26 +0200", date-modified = "2020-04-10 11:07:26 +0200", ISBN = ",", Publisher = "W. A. Benjamin", Series = "Mathematics monograph series", Title = "Linear difference equations", URL = "http://gen.lib.rus.ec/book/index.php?md5=9ccd2bdd4fa03d5ffe43f2724c08da4b", Year = "1968", bdsk-url-1 = "http://gen.lib.rus.ec/book/index.php?md5=9ccd2bdd4fa03d5ffe43f2724c08da4b", File = "Linear-difference-equations (0) - a - a.pdf", file-2 = "Linear-difference-equations (0) - a - a.djvu" }