C. Umpuch, P. Nuansang, P. Sungsanket, P. Rattana, K. Rattanapongleka, and C. Puchongkawarin, “ADSORPTION OF RHODAMINE B DYE ON COMPOSITE PELLETS OBTAINED FROM PECTIN AND MONTMORILONITE CLAY”, Suranaree J Sci Technol, vol. 29, no. 6, pp. 010175(1–10), Jan. 2023.