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1
Publicado en: Basque politics and Nationalism on the Eve of the Millennium / edited by William A. Douglass...[et al.] , Reno : University of Nevada, 1999, p. 127-154
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2
Publicado en: Essays in Basque social Anthropology and History , Reno : Basque Studies Program, University of Nevada, cop. 1989, P. 177-185