A.Guntida and  K. Suriye and  S. Kunjara Na Ayudhya and  J. Panpranot and  P. Praserthdam,  Propylene Self-Metathesis to Ethylene and Butene over WOx/SiO2, Effect of Nano-Sized Extra Supports (SiO2 and TiO2).   journal   = {International Journal of Chemical and Molecular Engineering}, [online]. World Academy of Science, Engineering and Technology.
    April 2015, vol. 101(5). 487 - 490
    [viewed 26 April 2024]. Available from: https://publications.waset.org/pdf/10001244.