The relational model for database management: version 2

cover

@Book{            book:54851,
  Author        = "Codd, E. F.",
  date-added    = "2020-04-10 11:07:26 +0200",
  date-modified = "2020-04-10 11:07:26 +0200",
  ISBN          = "9780201141924,0201141922",
  Publisher     = "Addison-Wesley",
  Title         = "The relational model for database management: version 2",
  URL           = "http://gen.lib.rus.ec/book/index.php?md5=5B4348DDFB3D94E35446DB15BBC6E42F",
  Year          = "1990",
  bdsk-url-1    = "http://gen.lib.rus.ec/book/index.php?md5=5B4348DDFB3D94E35446DB15BBC6E42F",
  File          = "rmdb-codd\_unlocked (0) - a - a.pdf"
}

@Book{ book:54851, Author = "Codd, E. F.", date-added = "2020-04-10 11:07:26 +0200", date-modified = "2020-04-10 11:07:26 +0200", ISBN = "9780201141924,0201141922", Publisher = "Addison-Wesley", Title = "The relational model for database management: version 2", URL = "http://gen.lib.rus.ec/book/index.php?md5=5B4348DDFB3D94E35446DB15BBC6E42F", Year = "1990", bdsk-url-1 = "http://gen.lib.rus.ec/book/index.php?md5=5B4348DDFB3D94E35446DB15BBC6E42F", File = "rmdb-codd_unlocked (0) - a - a.pdf" }