Santika, M. .; Mislina, M.; Maulina, D.; Harahap, J. .; Afdhal, . A.; Izzah, C. I. N. . Circular Bio-Activation of Diaper-Derived Hydrogel into Planting Media: Determining Agronomic PH Stability through Decentralized Waste Valorization. CIRCULIZER 2026, 1 (1), 39-57. https://doi.org/10.62671/circulizer.v1i1.247.