@Misc{            Otto96preservingregularity,
  Author        = "Otto, Friedrich",
  date-added    = "2012-09-28 15:06:56 +0000",
  date-modified = "2012-10-26 09:26:32 +0000",
  Keywords      = "rewriting systems and preservation of regularity",
  Title         = "Preserving Regularity and Related Properties of String-Rewriting Systems",
  Year          = "1996",
  File          = "Preserving Regularity and Related Properties of String-Rewriting Systems - Otto (0) (0) - a - a - e.pdf"
}

@Misc{ Otto96preservingregularity, Author = "Otto, Friedrich", date-added = "2012-09-28 15:06:56 +0000", date-modified = "2012-10-26 09:26:32 +0000", Keywords = "rewriting systems and preservation of regularity", Title = "Preserving Regularity and Related Properties of String-Rewriting Systems", Year = "1996", File = "Preserving Regularity and Related Properties of String-Rewriting Systems - Otto (0) (0) - a - a - e.pdf" }