WASET
    Flora E. Firdaus,  Silicone on Blending Vegetal Petrochemical Based Polyurethane.   journal   = {International Journal of Chemical and Molecular Engineering}, [online]. World Academy of Science, Engineering and Technology.
    May 2010, vol. 41(5). 300 - 303
    [viewed 29 March 2024]. Available from: https://publications.waset.org/pdf/1460.