Nurhani Kasuan and  Zakariah Yusuf and  Mohd Nasir Taib and  Mohd Hezri Fazalul Rahiman and  Nazurah Tajuddin and  Mohd Azri Abdul Aziz,  Robust Steam Temperature Regulation for Distillation of Essential Oil Extraction Process using Hybrid Fuzzy-PD plus PID Controller.   journal   = {International Journal of Electrical and Information Engineering}, [online]. World Academy of Science, Engineering and Technology.
    November 2010, vol. 47(11). 1325 - 1330
    [viewed 16 October 2019]. Available from: https://publications.waset.org/pdf/759.