<schema xmlns="http://www.w3.org/2001/XMLSchema" xmlns:dc="http://purl.org/dc/elements/1.1/" xmlns:base_dc="http://oai.base-search.net/base_dc/" targetNamespace="http://oai.base-search.net/base_dc/" attributeFormDefault="unqualified" elementFormDefault="qualified"> <annotation> <documentation> XML Schema last updated 2024-03-01 by the BASE team. This schema is for OAI-PMH with metadataPrefix base_dc. BASE - Bielefeld Academic Search Engine. Bielefeld University Library, Germany. </documentation> </annotation> <import namespace="http://purl.org/dc/elements/1.1/" schemaLocation="https://dublincore.org/schemas/xmls/simpledc20021212.xsd"/> <element name="dc" type="base_dc:base_dcType"/> <complexType name="base_dcType"> <choice maxOccurs="unbounded" minOccurs="0"> <element ref="dc:title"/> <element ref="dc:subject"/> <element ref="dc:creator"/> <element maxOccurs="unbounded" minOccurs="0" name="author_id" type="base_dc:author_idType"/> <element ref="dc:description"/> <element ref="dc:publisher"/> <element ref="dc:contributor"/> <element ref="dc:date"/> <element ref="dc:type"/> <element ref="dc:format"/> <element ref="dc:identifier"/> <element ref="dc:source"/> <element ref="dc:language"/> <element ref="dc:relation"/> <element ref="dc:coverage"/> <element ref="dc:rights"/> <element maxOccurs="unbounded" minOccurs="0" name="autoclasscode" type="base_dc:autoclasscodeType"/> <element maxOccurs="unbounded" minOccurs="0" name="classcode" type="base_dc:classcodeType"/> <element maxOccurs="unbounded" minOccurs="0" name="typenorm" type="base_dc:typenormType"/> <element maxOccurs="unbounded" minOccurs="0" name="lang" type="base_dc:langType"/> <element maxOccurs="1" minOccurs="1" name="collection" type="base_dc:collectionType"/> <element maxOccurs="1" minOccurs="1" name="collname" type="base_dc:collnameType"/> <element maxOccurs="1" minOccurs="1" name="continent" type="base_dc:continentType"/> <element maxOccurs="1" minOccurs="1" name="country" type="base_dc:countryType"/> <element maxOccurs="1" minOccurs="0" name="global_id" type="base_dc:global_idType"/> <element maxOccurs="1" minOccurs="1" name="link" type="base_dc:linkType"/> <element maxOccurs="1" minOccurs="1" name="oa" type="base_dc:oaType"/> <element maxOccurs="1" minOccurs="1" name="doi" type="base_dc:doiType"/> <element maxOccurs="1" minOccurs="0" name="rightsnorm" type="base_dc:rightsnormType"/> <element maxOccurs="1" minOccurs="0" name="year" type="base_dc:yearType"/> </choice> </complexType> <complexType name="author_idType"> <choice maxOccurs="unbounded" minOccurs="0"> <element maxOccurs="1" minOccurs="1" name="creator_name" type="base_dc:creator_nameType"/> <element maxOccurs="1" minOccurs="1" name="creator_id" type="base_dc:creator_idType"/> </choice> </complexType> <simpleType name="creator_nameType"> <restriction base="string"/> </simpleType> <simpleType name="creator_idType"> <restriction base="string"/> </simpleType> <simpleType name="doiType"> <restriction base="string"/> </simpleType> <simpleType name="oaType"> <restriction base="integer"> <enumeration value="0"/> <enumeration value="1"/> <enumeration value="2"/> </restriction> </simpleType> <complexType name="collectionType"> <simpleContent> <extension base="string"> <attribute name="opendoar_id" type="string"/> <attribute name="ror_id" type="string"/> </extension> </simpleContent> </complexType> <simpleType name="collnameType"> <restriction base="string"/> </simpleType> <simpleType name="linkType"> <restriction base="string"/> </simpleType> <simpleType name="countryType"> <restriction base="string"/> </simpleType> <simpleType name="global_idType"> <restriction base="string"/> </simpleType> <simpleType name="langType"> <restriction base="string"/> </simpleType> <simpleType name="rightsnormType"> <restriction base="string"/> </simpleType> <simpleType name="yearType"> <restriction base="gYear"/> </simpleType> <simpleType name="continentType"> <restriction base="string"> <enumeration value="caf"/> <enumeration value="cas"/> <enumeration value="cau"/> <enumeration value="ceu"/> <enumeration value="cna"/> <enumeration value="csa"/> <enumeration value="cww"/> </restriction> </simpleType> <complexType name="typenormType"> <simpleContent> <extension base="string"> <attribute name="type" type="string"/> </extension> </simpleContent> </complexType> <complexType name="classcodeType"> <simpleContent> <extension base="string"> <attribute name="type" type="string"/> </extension> </simpleContent> </complexType> <complexType name="autoclasscodeType"> <simpleContent> <extension base="string"> <attribute name="type" type="string"/> </extension> </simpleContent> </complexType> </schema>