WASET
    Jianjun Wang and  Peiyong Zhu,  Strongly Screenableness and its Tychonoff Products.   journal   = {International Journal of Mathematical and Computational Sciences}, [online]. World Academy of Science, Engineering and Technology.
    July 2011, vol. 55(7). 1084 - 1088
    [viewed 09 May 2024]. Available from: https://publications.waset.org/pdf/15182.