1. Aanesen, M., Armstrong, C. and Kahui, V., 2010. Tev (total Economic Value) analysis of a marine environment in Norway
2. Abson, D., Termansen, M., Pascual, U., Fezzi, C., Bateman, I. and Aslam, U., (2010) Valuing regulating services (climate regulation) from UK terrestrial ecosystems, Report to the Economics Team of the UK National Ecosystem Assessment.
3. Adger, W. N., & Kelly, P. M. (1990). Social vulnerability to climate change and the architecture of entitlements. Mitigation and Adaptation Strategies for Global Change, 5, 4253–4266.
4. Adusumilli, N. (2015). Valuation of ecosystem services from wetlands mitigation in the United States. Land, 4(1), 182–196.
5. Aguilar, R., Ashworth, L., Galetto, L., & Aizen, M. A. (2006). Plant reproductive susceptibility to habitat fragmentation: review and synthesis through a meta-analysis. Ecology letters, 9(8), 968–980.