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@Book{            book:682882,
  Author        = "Knuth, Donald E.",
  date-added    = "2020-04-10 11:07:26 +0200",
  date-modified = "2020-04-10 11:07:26 +0200",
  Edition       = "1",
  ISBN          = "0201038048,9780201038040",
  Publisher     = "Addison-Wesley Professional",
  Title         = "The Art of Computer Programming, Volume 4A: Combinatorial Algorithms, Part 1",
  URL           = "http://gen.lib.rus.ec/book/index.php?md5=352A36AE7FE922AB670D8F647E01781A",
  Volume        = "Volume 4A: Combinatorial Algorithms, Part 1",
  Year          = "2011",
  bdsk-url-1    = "http://gen.lib.rus.ec/book/index.php?md5=352A36AE7FE922AB670D8F647E01781A",
  File          = "Donald E. Knuth The Art of Computer Programming, Volume 4A Combinatorial Algorithms, Part 1 (1) (0) - a - a.pdf"
}

@Book{ book:682882, Author = "Knuth, Donald E.", date-added = "2020-04-10 11:07:26 +0200", date-modified = "2020-04-10 11:07:26 +0200", Edition = "1", ISBN = "0201038048,9780201038040", Publisher = "Addison-Wesley Professional", Title = "The Art of Computer Programming, Volume 4A: Combinatorial Algorithms, Part 1", URL = "http://gen.lib.rus.ec/book/index.php?md5=352A36AE7FE922AB670D8F647E01781A", Volume = "Volume 4A: Combinatorial Algorithms, Part 1", Year = "2011", bdsk-url-1 = "http://gen.lib.rus.ec/book/index.php?md5=352A36AE7FE922AB670D8F647E01781A", File = "Donald E. Knuth The Art of Computer Programming, Volume 4A Combinatorial Algorithms, Part 1 (1) (0) - a - a.pdf" }