WASET
    Hanan Alenezi,  Basic Evaluation for Polyetherimide Membrane Using Spectroscopy Techniques .   journal   = {International Journal of Chemical and Molecular Engineering}, [online]. World Academy of Science, Engineering and Technology.
    January 2020, vol. 158(2). 82 - 85
    [viewed 29 March 2024]. Available from: https://publications.waset.org/pdf/10011081.