@unpublished{Sposato-2008,
  author     = {Sposato, Adam},
  title      = {A grammatical sketch of Urat},
  type       = {manuscript},
  year       = {2008},
  iso_code   = {urt},
  olac_field = {typology; general_linguistics; syntax; semantics; morphology},
  wals_code  = {urt}
}