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@ebook{           Greenfield,
  Author        = "Greenfield, Adam",
  date-added    = "2020-04-10 11:05:14 +0200",
  date-modified = "2020-04-10 11:05:14 +0200",
  Publisher     = "New Riders",
  Title         = "Everyware - The dawning age of ubiquitous computing",
  Year          = "2006",
  File          = "Everyware - The dawning age of ubiquitous computing - Greenfield (0) (0) (0) - a - a - a.epub",
  file-2        = "Everyware - The dawning age of ubiquitous computing - Greenfield (0) (0) (0) - a - a - a.mobi",
  file-3        = "Everyware - The dawning age of ubiquitous computing - Greenfield (0) (0) (0) - a - a - a.chm"
}

@ebook{ Greenfield, Author = "Greenfield, Adam", date-added = "2020-04-10 11:05:14 +0200", date-modified = "2020-04-10 11:05:14 +0200", Publisher = "New Riders", Title = "Everyware - The dawning age of ubiquitous computing", Year = "2006", File = "Everyware - The dawning age of ubiquitous computing - Greenfield (0) (0) (0) - a - a - a.epub", file-2 = "Everyware - The dawning age of ubiquitous computing - Greenfield (0) (0) (0) - a - a - a.mobi", file-3 = "Everyware - The dawning age of ubiquitous computing - Greenfield (0) (0) (0) - a - a - a.chm" }