1. Erkko, S., Melanen, M., & Mickwitz, P. (2005). Eco-efficiency in the Finnish EMAS reports -a buzz word? Journal of Cleaner Production, 13, 799–813.
2. Freeman, A. M., III, Haveman, R. H., & Kneese, A. V. (1973). The economics of environmental policy. New York: Wiley.
3. Hinterberger, F., Bamberger, K., Manstein, C., et al. (2000). Eco-efficiency of regions: How to improve competitiveness and create jobs by reducing environmental pressure. Vienna: Sustainable Europe Research Institute (SERI).
4. Huppes, G., Davidson, M. D., Kuyper, J., et al. (2007). Eco-efficiency environmental policy in oil and gas production in Netherland. Ecological Economics, 61, 43–51.
5. Kuosmanen, T., Bijsterbosch, N., & Dellink, R. (2009). Environmental cost-benefit analysis of alternative timing strategies in greenhouse gas abatement: A data envelopment analysis approach. Ecological Economics, 68, 1633–1642.