The attribute explorer. - Lisa Tweedie; Robert Spence; David Williams; Ravinder S. Bhogal (CHI Conference Companion, 1994)

Responsive Visualisation - A Tool for Analog Designers. - Robert Spence; Ravinder S. Bhogal; Lisa Tweedie; Hua Su (ISCAS, 1995)

The Persona Effect: Affective Impact of Animated Pedagogical Agents. - James C. Lester; Sharolyn A. Converse; Susan H. Kahler; S. Todd Barlow; Brian A. Stone; Ravinder S. Bhogal (CHI, 1997)