Lexical-Functional Grammar and Order-Free Semantic Composition. - Per-Kristian Halvorsen (COLING, 1982)

Natural language understanding and Montague grammar. - Per-Kristian Halvorsen (Comput. Intell., 1986)

Situation Semantics and Semantic Interpretation in Constraint-Based Grammars. - Per-Kristian Halvorsen (FGCS, 1988)

Projections and Semantic Description in Lexical-Functional Grammar. - Per-Kristian Halvorsen; Ronald M. Kaplan (FGCS, 1988)

Towards a Computational Interpretation of Situation Theory. - Hideyuki Nakashima; Hiroyuki Suzuki; Per-Kristian Halvorsen; Stanley Peters (FGCS, 1988)

Rich Interaction in the Digital Library. - Ramana Rao; Jan O. Pedersen 001; Marti A. Hearst; Jock D. Mackinlay; Stuart K. Card; Larry Masinter; Per-Kristian Halvorsen; George G. Robertson (Commun. ACM, 1995)