D. Kuettel, M. Breitenstein, L. Van Gool, und V. Ferrari. Proceedings of CVPR'10: IEEE Conference on Computer Vision and Pattern Recognition, San Francisco, CA, USA, Seite 1951-1958. (2010)
T. Fujita, K. Masaki, F. Suzuki, und K. Maenaka. CME 2007: IEEE/ICME International Conference on Complex Medical Engineering, Beijing, China, Seite 416-420. (2007)