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1
Publicado en: Migration and new international actors : an old phenomenon seen with new eyes / edited by Maria Eugenia Cruset , Newcastle upon Tyne:Cambridge Scholars Publishing,2012, p. 23-35
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2
Publicado en: Migration and new international actors : an old phenomenon seen with new eyes / edited by Maria Eugenia Cruset , Newcastle upon Tyne:Cambridge Scholars Publishing,2012, p. 5-21
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3
Publicado en: Knowledge communities / edited by Javier Echeverría, Andoni Alonso and Pedro J. Oiarzabal. , Reno : Center for Basques Studies, University of Nevada Reno, [2011]., p. 211-241