WASET
    K. Aranyarat and  S. Maksasithorn and  K. Suriye and  S. Kunjara Na Ayudhya and  J. Panpranot,  Effect of N2 Pretreatment on the Properties of Tungsten-Based Catalysts in Metathesis of Ethylene and 2-Butene.   journal   = {International Journal of Chemical and Molecular Engineering}, [online]. World Academy of Science, Engineering and Technology.
    May 2015, vol. 101(5). 549 - 552
    [viewed 25 April 2024]. Available from: https://publications.waset.org/pdf/10001395.