Research + design: the making of Brainball. - Sara Ilstedt Hjelm (Interactions, 2003)

Coffee maker patterns and the design of energy feedback artefacts. - Loove Broms; Cecilia Katzeff; Magnus Bång; Åsa Nyblom; Sara Ilstedt Hjelm; Karin Ehrnberger (Conference on Designing Interactive Systems, 2010)