WASET
    Chatwarin Poochai and  Puttichai Pae-on and  Thirawudh Pongpayoon,  Polyisoprene-coated Silica/Natural Rubber Composite.   journal   = {International Journal of Materials and Metallurgical Engineering}, [online]. World Academy of Science, Engineering and Technology.
    May 2010, vol. 41(5). 346 - 350
    [viewed 25 April 2024]. Available from: https://publications.waset.org/pdf/15502.