C.P. Tran, T.H.D. Nguyen, T.H.A. Nguyen, T.K.C. Huynh, D.T.K. Hoang, Physicochemical Properties of Gel Beads Synthesized from Agricultural By-Products Pectin, Chemical Engineering Transactions. 113 (2024) 295-300. doi:10.3303/CET24113050.