✓

@ebook{           book:1039256,
  Author        = "Ferguson, Robert",
  date-added    = "2020-04-10 11:05:14 +0200",
  date-modified = "2020-04-10 11:05:14 +0200",
  ISBN          = "0713997885,9780713997880",
  Keywords      = "Iceland",
  Publisher     = "Allen Lane",
  Title         = "The Hammer and the Cross: A New History of the Vikings",
  URL           = "http://gen.lib.rus.ec/book/index.php?md5=FE4B068F5D2F2653041B0CBE7B36E63D",
  Year          = "2009",
  bdsk-url-1    = "http://gen.lib.rus.ec/book/index.php?md5=FE4B068F5D2F2653041B0CBE7B36E63D",
  File          = "Robert Ferguson The Hammer and the Cross A New History of the Vikings (0) - a - a - a.epub"
}

@ebook{ book:1039256, Author = "Ferguson, Robert", date-added = "2020-04-10 11:05:14 +0200", date-modified = "2020-04-10 11:05:14 +0200", ISBN = "0713997885,9780713997880", Keywords = "Iceland", Publisher = "Allen Lane", Title = "The Hammer and the Cross: A New History of the Vikings", URL = "http://gen.lib.rus.ec/book/index.php?md5=FE4B068F5D2F2653041B0CBE7B36E63D", Year = "2009", bdsk-url-1 = "http://gen.lib.rus.ec/book/index.php?md5=FE4B068F5D2F2653041B0CBE7B36E63D", File = "Robert Ferguson The Hammer and the Cross A New History of the Vikings (0) - a - a - a.epub" }