Roces-Diaz, J. V., Díaz-Varela, E. R., Barrio-Anta, M. and Álvarez-Álvarez, P. (2018) “Sweet chestnut agroforestry systems in North-western Spain: Classification, spatial distribution and an ecosystem services assessment”, Forest Systems, 27(1), p. e03S. doi: 10.5424/fs/2018271-11973.