Roslan, R., M. A. Mohamad Fauzi, N. E. Ahmad Amran, S. Mansor, K. A. Kurnia, and M. S. H. Ruslan. “Green extraction of anthocyanins from roselle: A comparative evaluation of extraction techniques and solvents”. Engineering and Applied Science Research, vol. 52, no. 2, Mar. 2025, pp. 135-47, https://ph01.tci-thaijo.org/index.php/easr/article/view/258764.