Le , T. H., Nguyen, L. T., & Truong, T. N. (2025). Research on the Properties of Outsole Materials Composed of Waste Leather Fibers, Waste Fabric Fibers and Natural Rubber. Engineering and Technology For Sustainable Development, 35(4), 060-067. https://doi.org/10.51316/jst.185.etsd.2025.35.4.8