WASET
    J. Kloypayan and  W. Pimpakan,  The Pitch Diameter of Pipe Taper Thread Measurement  and Uncertainty Using Three-Wire Probe.   journal   = {International Journal of Industrial and Manufacturing Engineering}, [online]. World Academy of Science, Engineering and Technology.
    January 2014, vol. 86(2). 353 - 357
    [viewed 26 April 2024]. Available from: https://publications.waset.org/pdf/9997513.