The TRAINS project: a case study in building a conversational planning agent. - James F. Allen; Lenhart K. Schubert; George Ferguson; Peter A. Heeman; Chung Hee Hwang; Tsuneaki Kato; Marc Light; Nathaniel G. Martin; Bradford W. Miller; Massimo Poesio; David R. Traum (J. Exp. Theor. Artif. Intell., 1995)

A Robust System for Natural Spoken Dialogue. - James F. Allen; Bradford W. Miller; Eric K. Ringger; Teresa Sikorski (ACL, 1996)

TRAINS-95: Towards a Mixed-Initiative Planning Assistant. - George Ferguson; James F. Allen; Bradford W. Miller (AIPS, 1996)

Hybrid Intelligence for Driver Assistance. - Chung Hee Hwang; Noel Massey; Bradford W. Miller; Kari Torkkola (FLAIRS, 2003)