David Pinelle, Carl Gutwin. The Effects of View Portals on Performance and Awareness in Co-Located Tabletop Groupware. In Dan Cosley, Andrea Forte, Luigina Ciolfi, David McDonald, editors, Proceedings of the 18th ACM Conference on Computer Supported Cooperative Work & Social Computing, CSCW 2015, Vancouver, BC, Canada, March 14 - 18, 2015. pages 195-206, ACM, 2015. [doi]