Musical vs. real world feedback signals. - Cynthia A. Sikora; Linda Roberts 001; La Tondra Murray (CHI 95 Conference Companion, 1995)

Talking to machines today and tomorrow: Designing for the user. - Michael J. Cosky; Barry L. Lively; Linda A. Roberts; Blake L. Wattenbarger (AT&T Tech. J., 1995)

Defining a Family of Feedback Signals for Multimedia Communication Devices. - Cynthia A. Sikora; Linda A. Roberts (INTERACT, 1997)