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@Book{            AAVVbd,
  Author        = "AAVV",
  Editor        = "Abramsky, Samson and Gabbay, Dov M. and Maibaum, Thomas S. E.",
  date-added    = "2020-04-10 11:07:26 +0200",
  date-modified = "2020-04-10 11:07:27 +0200",
  Publisher     = "Oxford University Press",
  Title         = "Handbook of logic in computer science. Vol. 3: Semantic structures",
  Year          = "1994",
  File          = "Handbook of logic in computer science. Vol. 3 Semantic structures - AAVV (0) (0) - a - a.pdf",
  file-2        = "Handbook of logic in computer science. Vol. 3 Semantic structures - AAVV (0) (0) - a - a.djvu"
}

@Book{ AAVVbd, Author = "AAVV", Editor = "Abramsky, Samson and Gabbay, Dov M. and Maibaum, Thomas S. E.", date-added = "2020-04-10 11:07:26 +0200", date-modified = "2020-04-10 11:07:27 +0200", Publisher = "Oxford University Press", Title = "Handbook of logic in computer science. Vol. 3: Semantic structures", Year = "1994", File = "Handbook of logic in computer science. Vol. 3 Semantic structures - AAVV (0) (0) - a - a.pdf", file-2 = "Handbook of logic in computer science. Vol. 3 Semantic structures - AAVV (0) (0) - a - a.djvu" }