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@Book{            book:727352,
  Author        = "Norwich, John Julius",
  date-added    = "2020-04-10 11:07:26 +0200",
  date-modified = "2020-04-10 11:07:26 +0200",
  ISBN          = "0140114475,9780140114478",
  Keywords      = "history",
  Publisher     = "Penguin Books",
  Title         = "Byzantium, Volume 1: The Early Centuries",
  URL           = "http://gen.lib.rus.ec/book/index.php?md5=137FCB70C820B3C9C9CAF04C060EBFB1",
  Year          = "1990",
  bdsk-url-1    = "http://gen.lib.rus.ec/book/index.php?md5=137FCB70C820B3C9C9CAF04C060EBFB1",
  File          = "Byzantium, Volume 1 The Early Centuries - Norwich (0) (0) - a - a.epub"
}

@Book{ book:727352, Author = "Norwich, John Julius", date-added = "2020-04-10 11:07:26 +0200", date-modified = "2020-04-10 11:07:26 +0200", ISBN = "0140114475,9780140114478", Keywords = "history", Publisher = "Penguin Books", Title = "Byzantium, Volume 1: The Early Centuries", URL = "http://gen.lib.rus.ec/book/index.php?md5=137FCB70C820B3C9C9CAF04C060EBFB1", Year = "1990", bdsk-url-1 = "http://gen.lib.rus.ec/book/index.php?md5=137FCB70C820B3C9C9CAF04C060EBFB1", File = "Byzantium, Volume 1 The Early Centuries - Norwich (0) (0) - a - a.epub" }