Syed Zohaib Javaid Zaidi and  W. Iqbal,  Response Time Behavior Trends of Proptional, Propotional Integral and Proportional Integral Derivative Mode on Lab Scale.   journal   = {International Journal of Chemical and Molecular Engineering}, [online]. World Academy of Science, Engineering and Technology.
    September 2013, vol. 81(9). 682 - 684
    [viewed 23 April 2024]. Available from: https://publications.waset.org/pdf/16699.