#source  a document (or organization) from which information is obtained; "the reporter had two sources for the story"
  supertype:  #written_document__writtendocument__document__papers  writing that provides information (especially information of an official nature)
  subtype:  #source_materials  publications from which information is obtained
  subtype:  #fountainhead__well__wellspring  an abundant source; "she was a well of information"

No statement uses or specializes #source; click here to add one.