López-Liria, R., P. Díaz-López, P. Rocamora-Pérez, J. M. Aguilar-Parra, A. Manzano-León, and D. Padilla-Góngora. “An Active Role for the Elderly in the Process for an Integrated Europe”. Journal of Education Culture and Society, vol. 7, no. 1, June 2016, pp. 32-41, doi:10.15503/jecs20161.32.41.