Pil Woo Heo,  Separation Characteristics of Dissolved Gases from Water Concurrently Variable Mixed with Exhalations for the Hollow Fiber Membrane.   journal   = {International Journal of Chemical and Molecular Engineering}, [online]. World Academy of Science, Engineering and Technology.
    June 2017, vol. 128(8). 579 - 582
    [viewed 27 April 2024]. Available from: https://publications.waset.org/pdf/10007701.