N. Suriyachai, P. Khongchamnan, N. Laosiripojana, T. Kreetachat, V. Champreda, and S. Imman, “Effects of sulfuric acid promoter on biopolymer-derived fractions from empty plam fruit bunch under solvothermal fractionation process”, Emir J Food Agric, vol. 32, no. 12, pp. 917–924, Nov. 2020.