Van der Meulen, S., Maring, L., Bartkowski, B., Hagemann, N., Arrúe, J.L., Playán, E., Castañeda, C., Herrero, J., Plaza, D., Álvaro-Fuentes, J., Faneca Sànchez, M., Lopatka, A., Siebielec, G., Verboven, J., De Cleen, M., Staes, J., Boekhold, S., Goidts, E., Salomez, J., Creamer, R., Alberico, S., Abdul Malak, D., Soraci, M., Munafo, M., Bal, N., Baritz, R., Cousin, I., Hessel, R., Dejonckheere, A., Bartke, S., Salata, S., Marin, A., Verzandvoort, S., Jones, A., Maes, J., Valecillo, S., De Angelis, A., Innamorati, A., Orgiazzi, A., Bertaglia, M., Teller, A., Forlin, V., Masson, J., Delsalle, J., Olazabal, C., Peeters, B., 2018. Mapping and Assessment of Ecosystems and their Services: Soil ecosystems. DG Environment, Brussels.