1. Antoniou N, Stavropoulos G, Zabaniotou A (2014) Activation of end of life tyres pyrolytic char for enhancing viability of pyrolysis - Critical review, analysis and recommendations for a hybrid dual system. Renew Sustain Energy Rev. doi: 10.1016/j.rser.2014.07.143
2. Features of an efficient and environmentally attractive used tyres pyrolysis with energy and material recovery;Antoniou;Renew Sustain Energy Rev,2013
3. Department of Roads and Transport Services (2017) No of Vehicles Registered in Botswana 2007-2017
4. Edeskar T (2006) Use of tyre shreds in civil engineering applications: technical and environmental properties. Theses
5. Freedonia Group World Tires - Market Size, Market Share, Market Leaders, Demand Forecast, Sales, Company Profiles, Market Research, Industry Trends and Companies - Bridgestone, Michelin, and Goodyear. https://www.freedoniagroup.com/industry-study/world-tires-3357.htm. Accessed 16 Jul 2018