M. Boumaza and  Y. Bakhabkhi,  Optimal Water Conservation in a Mechanical Cooling Tower Operations.   journal   = {International Journal of Chemical and Molecular Engineering}, [online]. World Academy of Science, Engineering and Technology.
    June 2010, vol. 42(6). 390 - 395
    [viewed 19 October 2019]. Available from: https://publications.waset.org/pdf/4218.