<?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>2026-05-17T18:52:57Z</responseDate><request verb="GetRecord" metadataPrefix="oai_dc" identifier="oai:www.bilketa.eus:ark:/27020/go828868">https://www.bilketa.eus/in/rest/oai</request><GetRecord><record><header><identifier>oai:www.bilketa.eus:ark:/27020/go828868</identifier><setSpec>ALL</setSpec><datestamp>2026-05-11T14:24:35Z</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/go828868</dc:identifier><dc:contributor>Dufau, Ren?e ....-....</dc:contributor><dc:creator>Soci?t? Nationale des P?troles d' Aquitaine</dc:creator><dc:source>MEBIA, 500 SOC FL</dc:source><dc:source>MEBIA, 500 SOC FL</dc:source><dc:date>1973</dc:date><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>625 p. ; 25 x 16 cm</dc:format><dc:description>Gisement mioc?ne ? nodules algaires ? l' ouest de Salies en B?arn</dc:description><dc:description>Un exemple de migration primaire en phase gazeuse : la formation des gisements de gaz de Lacq et Meillon pont d' As</dc:description><dc:description>Composition isotopique du carbone dans les gaz provenant de sondages d' Aquitaine</dc:description><dc:description>S?dimentation et diagen?se des carbonates</dc:description><dc:relation>vignette : https://www.bilketa.eus/in/rest/Thumb/image?id=ark:/27020/go828868&amp;mat=book</dc:relation><dc:language>fre</dc:language><dc:publisher>Centre de recherche SNPA (Pau)</dc:publisher><dc:coverage>Pau (Pyr?n?es-Atlantiques) - Centres de recherche</dc:coverage><dc:subject>G?ologie</dc:subject><dc:subject>P?trologie</dc:subject><dc:title>Bulletin du Centre de recherches de Pau : Revue p?riodique, paraissant deux fois par an. Pau ( France),1973, vol. 7, 1, 1-289 , 30 juin 1973</dc:title></oai_dc:dc></metadata></record></GetRecord></OAI-PMH>