Found:
referential index
SYNTAX: formal device used to indicate reference.
EXAMPLE: in Johni saw himselfi and Maryi saw Johnj the subscripts i and j are the referential indices (or indexes). See Coindexing.
| LIT. | Chomsky, N. (1981) Chomsky, N. (1980) Fiengo, R. and R. May (1994) Lasnik, H. (1989) |