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2. China Association of Circular Economy 2017. http://www.chinacace.org/news/view?id=8261
3. United Nations, Sustainable Development Goals: 17 Goals to Transform Our World. http://www.un.org/sustainabledevelopment/sustainable-development-goals/
4. United Nations, partnerships for SDGs. https://sustainabledevelopment.un.org/partnership/search/?menu=1629&str=circulareconomy
5. Nikolaou IE, Jones N, Stefanakis A (2021) Circular economy and sustainability: the past, the present and the future directions. Circ.Econ.Sust. 1:1–20