Jonathan Kipling Knight, Sudhanshu Kumar Semwal. Unbiased Closed-Form Solutions for Center of Rotation. In Alpesh Ranchordas, João Madeiras Pereira, Helder Araújo, João Manuel R. S. Tavares, editors, Computer Vision, Imaging and Computer Graphics. Theory and Applications - International Joint Conference, VISIGRAPP 2009, Lisboa, Portugal, February 5-8, 2009. Revised Selected Papers. Volume 68 of Communications in Computer and Information Science, pages 73-88, Springer, 2009. [doi]