MAES, Joachim et al. Mapping and assessment of ecosystems and their services : an analytical framework for ecosystem assessments under action 5 of the EU biodiversity strategy to 2020. 1. vyd. Luxembourg : Publications Office of the European Union, 2013. 57 p. Dostupné na internete: <http://biodiversity.europa.eu/ecosystem-assessments/about-1/an-analytical-framework-for-ecosystem-assessments-under-action-5-of-the-eu/download> ISBN 978-92-79-29369-6.