Monitoring of energy efficiency in industrial pneumatic machinesParik, Ellen; Otto, TaunoAnnals of DAAAM for 2012 & Proceedings of the 23rd International DAAAM Symposium : Intelligent Manufacturing & Automation2012 / p. 0985-0988 : ill [CD-ROM] https://www.researchgate.net/publication/283474506_Monitoring_of_energy_efficiency_in_industrial_pneumatic_machines