Venance, T. N., Ndazi, B. S. ., & Mrango, M. H. (2025). Cellulose Recovery from Waste Denim Fabrics through Indigo Vat Dye Reduction and Spandex Dissolution. Tanzania Journal of Engineering and Technology, 44(1), 137-152. https://doi.org/10.52339/tjet.v44i1.921