N. Z. A. Hamid and  M. S. M. Noorani,  An Improved Prediction Model of Ozone Concentration Time Series Based On Chaotic Approach .   journal   = {International Journal of Mathematical and Computational Sciences}, [online]. World Academy of Science, Engineering and Technology.
    October 2013, vol. 83(11). 1593 - 1598
    [viewed 26 April 2024]. Available from: https://publications.waset.org/pdf/17414.