1. U.S. Environmental Protection Agency Office of Resource Conservation and Recovery Documentation for Greenhouse Gas Emission and Energy Factors Used in the Waste Reduction Model (WARM) Tires https://www.epa.gov/sites/default/files/2020-12/documents/warm_tires_v15_10-29-2020.pdf 2020
2. M.Theusner Method for processing rubber granules or rubber powders US Patent 2013/0225766 A1 assigned to Continental Reifen Deutschland GmbH 2013
3. Sigma‐Aldrich IR Spectrum Table & Chart https://www.sigmaaldrich.com/US/en/technical-documents/technical-article/analytical-chemistry/photometry-and-reflectometry/ir-spectrum-table 2023
4. FTIR Analysis of Silica-Filled Natural Rubber
5. Development of high-performance thermoplastic composites based on polyurethane and ground tire rubber by in-situ synthesis