Mulika, S., and A. Duangchan. “Upgrading of Bio-Oil Derived from Tobacco Using Ferrierite, ZSM-5 and Co-Mo/Al2O3 Catalysts”. Engineering and Applied Science Research, vol. 42, no. 1, Mar. 2015, pp. 101-6, https://ph01.tci-thaijo.org/index.php/easr/article/view/32594.