T. N. Siahaan, B. Basuki, A. H. Siregar, and D. I. Muthawali, “Morphological Effect on Swelling Behaviour of Carboxymethyl Cellulose–Maleic Acid Hydrogel Modified with Kombucha Bacterial Cellulose ”, J. Akademika Kimia, vol. 12, no. 2, pp. 86-91, May 2023.