Prasoetsopha, N., Singsang, W., Thongbai, P., Wiriya-Amornchai, A., Atyotha, V. and Sittitanadol, I.- orn (2026) “Low-Cost Activated Carbon from Cassava Rhizome Waste via Hydrothermal Method for Methylene Blue and Community Wastewater Treatment: Isotherm and Kinetic Studies ”, Trends in Sciences. Nakhon Si Thammarat, Thailand, 23(7), p. 12900. doi: 10.48048/tis.2026.12900.