User needs and the design of user-oriented systems. - Richard Venezky; Nathan Relles (ACM Annual Conference (2), 1974)

Surveyor's Forum: Devising the Rhetoric of Rhetorical Devices. - Nathan Relles (ACM Comput. Surv., 1978)

A unified approach to online assistance. - Nathan Relles; Norman K. Sondheimer; Giorgio P. Ingargiola (AFIPS National Computer Conference, 1981)

Recent advances in user assistance. - Nathan Relles; Norman K. Sondheimer; Giorgio P. Ingargiola (CHI (2), 1981)

A User Interface for Online Assistance. - Nathan Relles; Lynne A. Price (ICSE, 1981)

Human Factors and User Assistance in Interactive Computing Systems: An Introduction. - Norman K. Sondheimer; Nathan Relles (IEEE Trans. Syst. Man Cybern., 1982)