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@Book{            book:273357,
  Author        = "Harrison, Michael A.",
  date-added    = "2020-04-10 11:07:26 +0200",
  date-modified = "2020-04-10 11:07:26 +0200",
  ISBN          = "0201029553,9780201029550",
  Publisher     = "Addison-Wesley Pub. Co",
  Series        = "Addison-Wesley series in computer science",
  Title         = "Introduction to formal language theory",
  URL           = "http://gen.lib.rus.ec/book/index.php?md5=5B6531B9B155C4DCB89D494F1975146B",
  Year          = "1978",
  bdsk-url-1    = "http://gen.lib.rus.ec/book/index.php?md5=5B6531B9B155C4DCB89D494F1975146B",
  File          = "[Michael\_A.\_Harrison]\_Introduction\_to\_Formal\_Langu(BookFi) (0) - a - a.pdf",
  file-2        = "[Michael\_A.\_Harrison]\_Introduction\_to\_Formal\_Langu(BookFi) (0) - a - a.djvu"
}

@Book{ book:273357, Author = "Harrison, Michael A.", date-added = "2020-04-10 11:07:26 +0200", date-modified = "2020-04-10 11:07:26 +0200", ISBN = "0201029553,9780201029550", Publisher = "Addison-Wesley Pub. Co", Series = "Addison-Wesley series in computer science", Title = "Introduction to formal language theory", URL = "http://gen.lib.rus.ec/book/index.php?md5=5B6531B9B155C4DCB89D494F1975146B", Year = "1978", bdsk-url-1 = "http://gen.lib.rus.ec/book/index.php?md5=5B6531B9B155C4DCB89D494F1975146B", File = "[Michael_A._Harrison]_Introduction_to_Formal_Langu(BookFi) (0) - a - a.pdf", file-2 = "[Michael_A._Harrison]_Introduction_to_Formal_Langu(BookFi) (0) - a - a.djvu" }