@Article{         Shannon:1956aa,
  Author        = "Shannon, Claude E.",
  date-added    = "2017-10-09 12:14:36 +0000",
  date-modified = "2017-10-09 12:15:03 +0000",
  Title         = "A Universal Turing Machine with Two Internal States",
  Year          = "1956",
  File          = "Shannon1956 (0) - a - a - s.pdf"
}

@Article{ Shannon:1956aa, Author = "Shannon, Claude E.", date-added = "2017-10-09 12:14:36 +0000", date-modified = "2017-10-09 12:15:03 +0000", Title = "A Universal Turing Machine with Two Internal States", Year = "1956", File = "Shannon1956 (0) - a - a - s.pdf" }