1. Smith, M. N. The number of cars will double worldwide by 2040. https://www.businessinsider.com/global-transport-use-will-double-by-2040-as-china-and-india-gdp-balloon?r=UK&IR=T, 2016.
2. Tomassini, B. R. A Tire Story. https://blog.epa.gov/2009/03/26/a-tire-story/, 2009.
3. Scrap tires to crumb rubber: feasibility analysis for processing facilities
4. Weissman, S. L.; Sackman, J. L.; Gillen, D.; Monismith, C. Extending the Lifespan of Tires: Final Report, 2003.
5. Rubber Manufacturing Association. 9th Biennial Report
on Scrap Tire Markets in the US; 2009.