AwarenessMaps: visualizing awareness in shared workspaces. - Tom Gross; Wido Wirsam; Wolfgang Gräther (CHI Extended Abstracts, 2003)

CYCLADES: An Environment for the Cooperative Management of Digital Information. - Tom Gross; Dian Tan; Wido Wirsam (J. Digit. Inf. Manag., 2005)

Evaluation and Design of Auditory Feedback for a Mobile Outdoor Training Assistant. - Ekaterina Kurdyukova; Jochen Hahnen; Wolfgang Prinz; Wido Wirsam (MuC, 2008)