Rivero, M.-L.,Lema, José.2009-03-232009-03-2319921992Source: Dissertation Abstracts International, Volume: 56-01, Section: A, page: 0178.9780315935945http://hdl.handle.net/10393/7612http://dx.doi.org/10.20381/ruor-6873Abstract Not Available.340 p.Language, Linguistics.Licensing conditions on head movement.Thesis