1. Boer B, Ginzky H, Heuser IL (2016) International soil protection law – history, concepts and latest developments. In: Ginzky H, Heuser IL, Qin T, Ruppel OC, Wegerdt P (eds) International yearbook of soil law and policy 2016. Springer, Heidelberg (in this volume). doi: 10.1007/978-3-319-42508-5
2. Caspari T, van Lynden G, Bai Z (2015) Land degradation neutrality: an evaluation of methods. UBA-Texte 62/2015
3. Ehlers K (2013) Land degradation neutrality: implications for a soil related sustainable development goal. Local land & soil news 44/45, I13, pp. 8–10
4. European Commission (2011) SOIL: the hidden part of the climate cycle. Luxembourg
5. IAEG (2016) Report of the inter-agency and expert group on sustainable development goal indicators E/CN.3/2016/2