M. G. Papoutsidakis and  G. Chamilothoris and  A Pipe,   Auto-Selective Three Term Control of Position and Compliance of a Pneumatic Actuator.   journal   = {International Journal of Mechanical and Materials Engineering}, [online]. World Academy of Science, Engineering and Technology.
    February 2007, vol. 2(2). 97 - 101
    [viewed 20 April 2024]. Available from: https://publications.waset.org/pdf/1087.