Mohd Jani, J., Leary, M., Subic, A., Gibson, M.A., A review of shape memory alloy research, applications and opportunities. Materials & Design, Vol 56: pp. 1078-1113, 2014.
 Yuan H., Fauroux J.C., Chapelle F., Balandraud X., A review of rotary actuators based on shape memory alloys. Journal of Intelligent Material Systems and Structures, Vol. 28, No. 14, pp. 1863-1885, 2017.
 Kuribayashi K., A new servo motor using shape memory alloy. In 15th Annual Conference of IEEE Industrial Electronics Society, IEEE, 1989.
 Sharma S.V., Nayak M.M., Dinesh N.S., Umanand L., Micro stepping of shape memory alloy based poly phase motor. In 2008 IEEE International Conference on Industrial Technology, IEEE, 2008.
 Dilthey S., Meier H., Simulation-based design of a rotatory SMA drive. Journal of materials engineering and performance, Vol. 18, No. 5-6, pp. 686-690, 2009.
 Zhang X.Y., Yan, X.J., Continuous rotary motor actuated by multiple segments of shape memory alloy wires. Journal of materials engineering and performance, Vol. 21, No. 12, pp. 2643-2649, 2012.
 Hwang D., Higuchi T., A rotary actuator using shape memory alloy (SMA) wires. IEEE/ASME Transactions on mechatronics, Vol. 19, No. 5, pp. 1625-1635, 2013.
 Banks, Ridgway M., Energy conversion system. U.S. Patent 3,913,326, issued October 21, 1975.