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@Book{            book:1077122,
  Author        = "Bramer, Max",
  date-added    = "2020-04-10 11:07:26 +0200",
  date-modified = "2020-04-10 11:07:26 +0200",
  Edition       = "2",
  ISBN          = "978-1-4471-5486-0,978-1-4471-5487-7",
  Keywords      = "prolog",
  Publisher     = "Springer-Verlag London",
  Title         = "Logic Programming with Prolog",
  URL           = "http://gen.lib.rus.ec/book/index.php?md5=C0C34D18578E4454C98771CCC381E5E3",
  Year          = "2013",
  bdsk-url-1    = "http://gen.lib.rus.ec/book/index.php?md5=C0C34D18578E4454C98771CCC381E5E3",
  File          = "Logic Programming with Prolog - -nelly- (0) - a - a.pdf"
}

@Book{ book:1077122, Author = "Bramer, Max", date-added = "2020-04-10 11:07:26 +0200", date-modified = "2020-04-10 11:07:26 +0200", Edition = "2", ISBN = "978-1-4471-5486-0,978-1-4471-5487-7", Keywords = "prolog", Publisher = "Springer-Verlag London", Title = "Logic Programming with Prolog", URL = "http://gen.lib.rus.ec/book/index.php?md5=C0C34D18578E4454C98771CCC381E5E3", Year = "2013", bdsk-url-1 = "http://gen.lib.rus.ec/book/index.php?md5=C0C34D18578E4454C98771CCC381E5E3", File = "Logic Programming with Prolog - -nelly- (0) - a - a.pdf" }