TouchMark: flexible document navigation and bookmarking techniques for e-book readers. - Doug Wightman; Tim Ginn; Roel Vertegaal (Graphics Interface, 2010)

DisplayObjects: prototyping functional physical interfaces on 3d styrofoam, paper or cardboard models. - Eric Akaoka; Tim Ginn; Roel Vertegaal (TEI, 2010)

BendFlip: Examining Input Techniques for Electronic Book Readers with Flexible Form Factors. - Doug Wightman; Tim Ginn; Roel Vertegaal (INTERACT (3), 2011)