- BOXWELL, Maurice, author. 1980. "Identification and movement of participants in Weri narrative discourse." Available online
- CONRAD, Robert J., author. 1984. Kinds of information and participant identification in discourse.
- LAWRENCE, Helen, author. 1972. "Viewpoint and location in Oksapmin."
- LITTERAL, Shirley, author. 1972. "Orientation to space and participants in Anggor." Available online