España, un presente para el futuro / V. Pérez Díaz...[et al.]

Madrid : Instituto de Estudios Económicos , [1984]

Peoples, identities and regions : Spain, Russia and the challenges of the multi-ethnic state / [edited by Marina Martynova, David Peterson, Roman Ignatiev and Nerea Madariaga]

Moscow : RAS , 2015

La España plural : el debate de la identidad / Juan María Sánchez-Prieto

Bilbao : Fundación Elkargunea , [1999]