Atribución-NoComercial-SinDerivadas 4.0 InternacionalMartínez Díaz, Mercedes Victoria2024-05-212024-05-212022https://hdl.handle.net/20.500.14468/20935eninfo:eu-repo/semantics/openAccessWhy to embrace and abandon social groups? An analysis of the causes for (de)fusion with common and extreme groupstesis doctoral