1. UNEP, J. Alcamo, and S. A. Leonard. “Issues for the 21st Century: Result of the UNEP Foresight Process on Emerging Environmental Issues.” United Nations Environment Programme (UNEP), Nairobi, Kenya 2012 (21): 56.
2. Eco2 Cities: Ecological cities as economic cities;Suzuki Hiroaki,2010
3. Hammer, S., L. Kamal-Chaoui, A. Robert, and M. Plouin. 2011. “Cities and Green Growth: A Conceptual Framework.” OECD Regional Development Working Papers 2011/08. Paris: OECD.
4. Technological innovation in the energy sector: R&D, deployment, and learning-by-doing;Sagar;Energy Policy,2006
5. The influence of greening the suppliers and green innovation on environmental performance and competitive advantage in Taiwan;Chiou;Transportation Research Part E: Logistics and Transportation Review,2011