Eser Kandogan, Juho Kim, Thomas P. Moran, Pablo Pedemonte. How a freeform spatial interface supports simple problem solving tasks. In Desney S. Tan, Saleema Amershi, Bo Begole, Wendy A. Kellogg, Manas Tungare, editors, Proceedings of the International Conference on Human Factors in Computing Systems, CHI 2011, Vancouver, BC, Canada, May 7-12, 2011. pages 925-934, ACM, 2011. [doi]
Abstract is missing.