Handayani, S. et al. 2026. Waste Valorization of Tofu Residue through Zero-Waste Snack Development: A Business Feasibility Assessment. CIRCULIZER: Journal of Circular Systems, Innovation, and Technology. 1, 2 (Sep. 2026), 147–164. DOI:https://doi.org/10.62671/circulizer.v1i2.305.