WASET
    Doaa M. Atia and  Faten H. Fahmy and  Ninet M. Ahmed and  Hassen T. Dorrah,  Design and Control Strategy of Diffused Air Aeration System.   journal   = {International Journal of Electrical and Computer Engineering}, [online]. World Academy of Science, Engineering and Technology.
    March 2012, vol. 63(3). 385 - 389
    [viewed 20 April 2024]. Available from: https://publications.waset.org/pdf/1896.