A Language for the Statement of Binary Relations over Feature Structures.

Graham Russell Afzal Ballim Dominique Estival Susan Warwick-Armstrong A Language for the Statement of Binary Relations over Feature Structures. 287-292 1991 conf/eacl/1991 EACL http://acl.ldc.upenn.edu/E/E91/E91-1050.pdf db/conf/eacl/eacl1991.html#RussellBEW91