Aepsilon - An Efficient Near Admissible Heuristic Search Algorithm. - Malik Ghallab; Dennis G. Allard (IJCAI, 1983)

Worlds: an organizing structure for object-bases. - David S. Wile; Dennis G. Allard (SDE, 1986)

Maintaining Object Persistence in the Common Lisp Framework. - David S. Wile; Neil M. Goldman; Dennis G. Allard (POS, 1987)

Aggregation, Persistence, and Identity in Worlds. - Dennis G. Allard; David S. Wile (POS, 1989)