WASET
    Seiyed Hamid Zareh and  Atabak Sarrafan and  Kambiz Ghaemi Osgouie,  The Design of PIP Controller for a Thermal System with Large Time Delay.   journal   = {International Journal of Mechanical and Mechatronics Engineering}, [online]. World Academy of Science, Engineering and Technology.
    August 2009, vol. 32(8). 1023 - 1027
    [viewed 24 April 2024]. Available from: https://publications.waset.org/pdf/8736.