Computing Perspective in Text - Computational Linguistics and Talking Robots - page 230

This concludes the systematic reconstruction of the Langacker-Ross con-
straint for all four constellations in all four kinds of extrapropositional functor-
argument constructions. The constraint is explained in terms of the availability
of an ante-/postcedent for the coreferential interpretation of pronouns, repre-
sented as address values. Intrapropositional coreferential pronoun interpreta-
tions, for example, of reflexives, are another matter (Helfenbein 2005).