Aizpurua Espin, Jon2024-12-052024-12-0541788NULLhttps://dialnet.unirioja.es/descarga/articulo/6220859.pdfhttps://gordailua.ueu.eus/handle/123456789/19814EstatistikaEuskaraSoziolinguistikaEuskararen bilakaera 1991-2016article