1. H. Choset, K.M. Lynch, S. Hutchinson, G. Kantor, W. Burgard, L.E. Kavraki, S. Thrun, Principles of Robot Motion: Theory, Algorithms, and Implementations, Intelligent Robotics and Autonomous Agents series (2005)
2. T.H. Cormen, C.E. Leiserson, R.L. Rivest, C. Stein, Introduction to Algorithms (2001). ISSN 1084-6654
3. J. Cortés, T. Siméon, Probabilistic motion planning for parallel mechanisms, in IEEE International Conference on Robotics and Automation, Taipei, Taiwan (2003), pp. 4354–4359
4. EMTorq, Industrial Electric Clutches and Brakes (2015).
http://www.emtorq.com/
5. Firgelli Technologies Inc., Innovator in the Micro-Motion (2015).
http://www.firgelli.com/