Tactile Maps and a Test of the Conjoint Retention Hypothesis. - Simon Ungar; Mark Blades; Christopher Spencer (Diagrammatic Representation and Reasoning, 2002)

Androcentric Preferences for Visuospatial Representations of Gender Differences. - Peter Hegarty; Carmen Buechel; Simon Ungar (Diagrams, 2006)

Tactile Elevation Perception in Blind and Sighted Participants and Its Implications for Tactile Map Creation. - Sandra Jehoel; Paul T. Sowden; Simon Ungar; Annette Sterr (Hum. Factors, 2009)