Clark, K.L. et al eds, Logic Programming, Academic Press 1982.
(1982)
Clark, K.L. et al (1982)
Clark, K.L. et al "IC-Prolog Language Features" pp253-266
Hansson et al (1982)
Hansson, Åke; Haridi, Seif and Tärnlund, Sten-Åke "Properties of a Logic Programming Language"
Kahn (1982)
KAHN, K.M. "Intermission - Actors in Prolog"
Komorowski, (1982)
Komorowski, H.J. "QLOG The Programming Environment for Prolog in LISP"