Pichadpongwimut, M., T. Mueansichai, and J. Ratanapisit. “Separation of Cellulase and Reducing Sugar from Napier Grass Hydrolyzate by Membrane Filtration”. Frontiers in Engineering Innovation Research, vol. 17, no. 2, Dec. 2019, pp. 1-11, https://ph01.tci-thaijo.org/index.php/jermutt/article/view/241897.