@InProceedings{   SankurBrenguier,
  Author        = "Sankur, Ocan and Brenguier, Romain",
  BookTitle     = "YR CONCUR'11",
  date-added    = "2015-01-13 10:19:31 +0000",
  date-modified = "2015-01-13 10:20:04 +0000",
  Title         = "Hardness of untimed language universality",
  Year          = "2011",
  File          = "Hardness of untimed language universality - Sankur, Brenguier (0) (0) - a - a - h.pdf"
}

@InProceedings{ SankurBrenguier, Author = "Sankur, Ocan and Brenguier, Romain", BookTitle = "YR CONCUR'11", date-added = "2015-01-13 10:19:31 +0000", date-modified = "2015-01-13 10:20:04 +0000", Title = "Hardness of untimed language universality", Year = "2011", File = "Hardness of untimed language universality - Sankur, Brenguier (0) (0) - a - a - h.pdf" }