The following publications are possibly variants of this publication:
- ARIES: An Intelligent Tutoring System Assisted by Conversational AgentsZhiqiang Cai, Arthur C. Graesser, Keith K. Millis, Diane F. Halpern, Patricia S. Wallace, Cristian Moldovan, Carol Forsyth. aied 2009: 796 [doi]
- AutoTutor: Incorporating Back-Channel Feedback and Other Human-Like Conversational Behaviors into an Intelligent Tutoring SystemSonya Rajan, Scotty D. Craig, Barry Gholson, Natalie K. Person, Arthur C. Graesser, The Tutoring Research Group. ijst, 4(2):117-126, 2001. [doi]