WASET
    Siti Kudnie Sahari and  Jane Chai Hai Sing and  Khairuddin Ab. Hamid,  The Effects of RCA Clean Variables on Particle Removal Efficiency.   journal   = {International Journal of Electrical and Computer Engineering}, [online]. World Academy of Science, Engineering and Technology.
    February 2009, vol. 26(2). 262 - 264
    [viewed 04 May 2024]. Available from: https://publications.waset.org/pdf/6321.