<?xml version='1.0' encoding='utf-8'?><OAI-PMH xmlns="http://www.openarchives.org/OAI/2.0/" xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance" xsi:schemaLocation="http://www.openarchives.org/OAI/2.0/ http://www.openarchives.org/OAI/2.0/OAI-PMH.xsd"><responseDate>2026-05-17T19:59:08Z</responseDate><request verb="GetRecord" metadataPrefix="oai_dc" identifier="oai:www.bilketa.eus:ark:/27020/go752454">https://www.bilketa.eus/in/rest/oai</request><GetRecord><record><header><identifier>oai:www.bilketa.eus:ark:/27020/go752454</identifier><setSpec>ALL</setSpec><datestamp>2026-05-17T19:41:34Z</datestamp></header><metadata> <oai_dc:dc xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance" xmlns:dc="http://purl.org/dc/elements/1.1/" xmlns:oai_dc="http://www.openarchives.org/OAI/2.0/oai_dc/" xsi:schemaLocation="http://www.openarchives.org/OAI/2.0/oai_dc/ http://www.openarchives.org/OAI/2.0/oai_dc.xsd"><dc:identifier>https://www.bilketa.eus/ark:/27020/go752454</dc:identifier><dc:creator>Lopez Mendizabal, Ixaka (1879-1977)</dc:creator><dc:source>MUBA, P 1197</dc:source><dc:date>[1953]</dc:date><dc:description>separata del Boletin del Instituto Americano de Estudios vascos</dc:description><dc:type xml:lang="eng">text</dc:type><dc:type xml:lang="fre">monographie imprimée</dc:type><dc:type xml:lang="eng">printed monograph</dc:type><dc:format>8 p. ; 23 cm</dc:format><dc:relation>vignette : https://www.bilketa.eus/in/rest/Thumb/image?id=ark:/27020/go752454&amp;mat=book</dc:relation><dc:language>spa</dc:language><dc:publisher>Boletin del Instituto de Estudios Vascos (Buenos-Aires)</dc:publisher><dc:subject>Basque (langue) = Euskara</dc:subject><dc:subject>Langage -- Origines</dc:subject><dc:title>El idioma vasco, testigo excepcional en la historia : conferencia pronunciada en la Aula Magna de la facultad de Filosofia y Letras de la Universidad de Buenos Aires, el 3 de diciembre de 1953, Dia del Euskera....</dc:title></oai_dc:dc></metadata></record></GetRecord></OAI-PMH>