Energy efficient use of compressed air in pneumatic drive systems for motion tasks. International Conference on Fluid Power and Mechatronics (FPM), 340--345, 2011. [PUMA: Festo ISYS actuator optimal_control pneumatics valve]
Modeling and Analysis of Control Valves Applied in Compressor Plants with Consideration of Time-Variable Factors. Proceedings of the 2016 17th International Conference on Mechatronics - Mechatronika (ME) 2016, 2016. [PUMA: isw-2016 modeling simulation valve xeh]