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@Book{            AAVVbk,
  Author        = "AAVV",
  Editor        = "Rozenberg, Grzegorz",
  date-added    = "2020-04-10 11:07:26 +0200",
  date-modified = "2020-04-10 11:07:27 +0200",
  Keywords      = "graph grammars",
  Publisher     = "Word Scientific",
  Title         = "Handbook of Graph Grammars and Computing by Graph Transformation",
  Year          = "1997",
  File          = "Handbook of Graph Grammars and Computing by Graph Transformation - AAVV (0) (0) (0) - a - a.pdf"
}

@Book{ AAVVbk, Author = "AAVV", Editor = "Rozenberg, Grzegorz", date-added = "2020-04-10 11:07:26 +0200", date-modified = "2020-04-10 11:07:27 +0200", Keywords = "graph grammars", Publisher = "Word Scientific", Title = "Handbook of Graph Grammars and Computing by Graph Transformation", Year = "1997", File = "Handbook of Graph Grammars and Computing by Graph Transformation - AAVV (0) (0) (0) - a - a.pdf" }