BS ISO 7919-4:2009 Mechanical vibration - Evaluation of machine vibration by measurements on rotating shafts - Gas turbine sets with fluid-film bearings
1970BS ISO 7919-4:2009+A1:2017 Mechanical vibration — Evaluation of machine vibration by measurements on rotating shafts Part 4 : Gas turbine sets with fluid - film bearings
2009BS ISO 7919-4:2009 Mechanical vibration - Evaluation of machine vibration by measurements on rotating shafts - Gas turbine sets with fluid-film bearings