%0 Journal Article %T Operation and diagnosis of pneumatically operated valves %A Nedelcu, Elena %A Ciucur, Violeta-Vali %A Nichifor, Marius %J Proceedings of SPIE %V 11718 %P 117182M-117182M-10 %@ 0277-786X %D 2020-12-31 %I SPIE %~ DeepDyve