<?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>2026-05-17T19:00:19Z</responseDate><request verb="GetRecord" metadataPrefix="oai_dc" identifier="oai:www.bilketa.eus:ark:/27020/go29757">https://www.bilketa.eus/in/rest/oai</request><GetRecord><record><header><identifier>oai:www.bilketa.eus:ark:/27020/go29757</identifier><setSpec>ALL</setSpec><datestamp>2026-05-16T20:04:59Z</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/go29757</dc:identifier><dc:contributor>Lafitte, Piarres (1901-1985) (Donateur)</dc:contributor><dc:creator>Campión, Arturo (1854-1937)</dc:creator><dc:source>MEBA, LAF.2248</dc:source><dc:source>MEBA, LAF.2248</dc:source><dc:source>MUBA, R 7-1907</dc:source><dc:source>MUBA, M 369</dc:source><dc:date>1907</dc:date><dc:description>Tiré à part de la "Revista internacional de los estudios vascos". OCR</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>1 vol. (27 p.) ; 26 cm</dc:format><dc:relation>vignette : https://www.bilketa.eus/in/rest/Thumb/image?id=ark:/27020/go29757&amp;mat=book</dc:relation><dc:language>spa</dc:language><dc:publisher>Geuthner (Paris)</dc:publisher><dc:subject>Basque (langue) - Etymologie</dc:subject><dc:title>Defensa del nombre antiguo castizo y legitimo de la lengua de los baskos contra el sonado euzkera</dc:title></oai_dc:dc></metadata></record></GetRecord></OAI-PMH>