Yi-Cheng Huang and  Yan-Chen Shin,  Method of Intelligent Fault Diagnosis of Preload Loss for Single Nut Ball Screws through the Sensed Vibration Signals.   journal   = {International Journal of Mechanical and Mechatronics Engineering}, [online]. World Academy of Science, Engineering and Technology.
    May 2012, vol. 65(5). 1022 - 1029
    [viewed 01 April 2020]. Available from: https://publications.waset.org/pdf/13973.