<?xml version="1.0" encoding="UTF-8"?>
<xs:schema xmlns:xs="http://www.w3.org/2001/XMLSchema" elementFormDefault="qualified">
	<xs:element name="S2">
		<xs:complexType>
			<xs:sequence>
				<xs:element name="ABSTRACTS" maxOccurs="unbounded">
					<xs:complexType>
						<xs:all>
							<xs:element name="CITKEY" type="xs:string" nillable="false"/>
							<xs:element name="TXT" type="xs:string" nillable="true"/>
						</xs:all>
					</xs:complexType>
				</xs:element>
				<xs:element name="ADDRESSES" maxOccurs="unbounded">
					<xs:complexType>
						<xs:all>
							<xs:element name="CITKEY" type="xs:string" nillable="false"/>
							<xs:element name="ADDRESS" type="xs:string" nillable="true"/>
						</xs:all>
					</xs:complexType>
				</xs:element>
				<xs:element name="ALLBIBS" maxOccurs="unbounded">
					<xs:complexType>
						<xs:all>
							<xs:element name="CITKEY" type="xs:string" nillable="false"/>
						</xs:all>
					</xs:complexType>
				</xs:element>
				<xs:element name="AUTHORS" maxOccurs="unbounded">
					<xs:complexType>
						<xs:all>
							<xs:element name="CITKEY" type="xs:string" nillable="false"/>
							<xs:element name="AUTNM" type="xs:string" nillable="false"/>
						</xs:all>
					</xs:complexType>
				</xs:element>
				<xs:element name="BOOKTITLE" maxOccurs="unbounded">
					<xs:complexType>
						<xs:all>
							<xs:element name="BKTITLENM" type="xs:string" nillable="true"/>
							<xs:element name="BKTITLEID" type="xs:int" nillable="false"/>
						</xs:all>
					</xs:complexType>
				</xs:element>
				<xs:element name="CITBKTITLE" maxOccurs="unbounded">
					<xs:complexType>
						<xs:all>
							<xs:element name="CITKEY" type="xs:string" nillable="false"/>
							<xs:element name="BKTITLEID" type="xs:int" nillable="false"/>
						</xs:all>
					</xs:complexType>
				</xs:element>
				<xs:element name="CITFORM" maxOccurs="unbounded">
					<xs:complexType>
						<xs:all>
							<xs:element name="CITKEY" type="xs:string" nillable="false"/>
							<xs:element name="FORM" type="xs:string" nillable="true"/>
						</xs:all>
					</xs:complexType>
				</xs:element>
				<xs:element name="CITJOURNAL" maxOccurs="unbounded">
					<xs:complexType>
						<xs:all>
							<xs:element name="CITKEY" type="xs:string" nillable="false"/>
							<xs:element name="JRNLID" type="xs:int" nillable="false"/>
						</xs:all>
					</xs:complexType>
				</xs:element>
				<xs:element name="CITKEYWD" maxOccurs="unbounded">
					<xs:complexType>
						<xs:all>
							<xs:element name="CITKEY" type="xs:string" nillable="false"/>
							<xs:element name="KEYWDID" type="xs:int" nillable="false"/>
						</xs:all>
					</xs:complexType>
				</xs:element>
				<xs:element name="CITPUBLISHER" maxOccurs="unbounded">
					<xs:complexType>
						<xs:all>
							<xs:element name="CITKEY" type="xs:string" nillable="false"/>
							<xs:element name="PUBID" type="xs:int" nillable="false"/>
						</xs:all>
					</xs:complexType>
				</xs:element>
				<xs:element name="CITSERIES" maxOccurs="unbounded">
					<xs:complexType>
						<xs:all>
							<xs:element name="CITKEY" type="xs:string" nillable="false"/>
							<xs:element name="SERIESID" type="xs:int" nillable="false"/>
						</xs:all>
					</xs:complexType>
				</xs:element>
				<xs:element name="EDITORS" maxOccurs="unbounded">
					<xs:complexType>
						<xs:all>
							<xs:element name="CITKEY" type="xs:string" nillable="false"/>
							<xs:element name="EDNM" type="xs:string" nillable="false"/>
						</xs:all>
					</xs:complexType>
				</xs:element>
				<xs:element name="INSTITUTIONS" maxOccurs="unbounded">
					<xs:complexType>
						<xs:all>
							<xs:element name="CITKEY" type="xs:string" nillable="false"/>
							<xs:element name="INSTITNM" type="xs:string" nillable="true"/>
						</xs:all>
					</xs:complexType>
				</xs:element>
				<xs:element name="ISBN" maxOccurs="unbounded">
					<xs:complexType>
						<xs:all>
							<xs:element name="CITKEY" type="xs:string" nillable="false"/>
							<xs:element name="ISBNNUM" type="xs:string" nillable="true"/>
						</xs:all>
					</xs:complexType>
				</xs:element>
				<xs:element name="JOURNAL" maxOccurs="unbounded">
					<xs:complexType>
						<xs:all>
							<xs:element name="JRNLNM" type="xs:string" nillable="true"/>
							<xs:element name="JRNLID" type="xs:int" nillable="false"/>
						</xs:all>
					</xs:complexType>
				</xs:element>
				<xs:element name="KEYWORD" maxOccurs="unbounded">
					<xs:complexType>
						<xs:all>
							<xs:element name="WORD" type="xs:string" nillable="true"/>
							<xs:element name="KEYWDID" type="xs:int" nillable="false"/>
						</xs:all>
					</xs:complexType>
				</xs:element>
				<xs:element name="MONTHS" maxOccurs="unbounded">
					<xs:complexType>
						<xs:all>
							<xs:element name="CITKEY" type="xs:string" nillable="false"/>
							<xs:element name="MON" type="xs:string" nillable="true"/>
						</xs:all>
					</xs:complexType>
				</xs:element>
				<xs:element name="NOTES" maxOccurs="unbounded">
					<xs:complexType>
						<xs:all>
							<xs:element name="CITKEY" type="xs:string" nillable="false"/>
							<xs:element name="NOTE" type="xs:string" nillable="false"/>
						</xs:all>
					</xs:complexType>
				</xs:element>
				<xs:element name="NUMBERS" maxOccurs="unbounded">
					<xs:complexType>
						<xs:all>
							<xs:element name="CITKEY" type="xs:string" nillable="false"/>
							<xs:element name="NUM" type="xs:string" nillable="true"/>
						</xs:all>
					</xs:complexType>
				</xs:element>
				<xs:element name="PAGES" maxOccurs="unbounded">
					<xs:complexType>
						<xs:all>
							<xs:element name="CITKEY" type="xs:string" nillable="false"/>
							<xs:element name="PGRANGE" type="xs:string" nillable="true"/>
						</xs:all>
					</xs:complexType>
				</xs:element>
				<xs:element name="PUBLISHER" maxOccurs="unbounded">
					<xs:complexType>
						<xs:all>
							<xs:element name="PUBNM" type="xs:string" nillable="true"/>
							<xs:element name="PUBID" type="xs:int" nillable="false"/>
						</xs:all>
					</xs:complexType>
				</xs:element>
				<xs:element name="SCHOOLS" maxOccurs="unbounded">
					<xs:complexType>
						<xs:all>
							<xs:element name="CITKEY" type="xs:string" nillable="false"/>
							<xs:element name="SCHOOLNM" type="xs:string" nillable="true"/>
						</xs:all>
					</xs:complexType>
				</xs:element>
				<xs:element name="SERIES" maxOccurs="unbounded">
					<xs:complexType>
						<xs:all>
							<xs:element name="SERIESNM" type="xs:string" nillable="true"/>
							<xs:element name="SERIESID" type="xs:int" nillable="false"/>
						</xs:all>
					</xs:complexType>
				</xs:element>
				<xs:element name="TITLES" maxOccurs="unbounded">
					<xs:complexType>
						<xs:all>
							<xs:element name="CITKEY" type="xs:string" nillable="false"/>
							<xs:element name="TITLE" type="xs:string" nillable="true"/>
						</xs:all>
					</xs:complexType>
				</xs:element>
				<xs:element name="TYPES" maxOccurs="unbounded">
					<xs:complexType>
						<xs:all>
							<xs:element name="CITKEY" type="xs:string" nillable="false"/>
							<xs:element name="TYPE" type="xs:string" nillable="true"/>
						</xs:all>
					</xs:complexType>
				</xs:element>
				<xs:element name="VOLUMES" maxOccurs="unbounded">
					<xs:complexType>
						<xs:all>
							<xs:element name="CITKEY" type="xs:string" nillable="false"/>
							<xs:element name="VOLNUM" type="xs:string" nillable="true"/>
						</xs:all>
					</xs:complexType>
				</xs:element>
				<xs:element name="YEARS" maxOccurs="unbounded">
					<xs:complexType>
						<xs:all>
							<xs:element name="CITKEY" type="xs:string" nillable="false"/>
							<xs:element name="YR" type="xs:string" nillable="true"/>
						</xs:all>
					</xs:complexType>
				</xs:element>
			</xs:sequence>
		</xs:complexType>
		<xs:key name="SQL020124141656790">
			<xs:selector xpath="./ABSTRACTS"/>
			<xs:field xpath="CITKEY"/>
		</xs:key>
		<xs:key name="SQL020124141651520">
			<xs:selector xpath="./ADDRESSES"/>
			<xs:field xpath="CITKEY"/>
		</xs:key>
		<xs:key name="SQL020124141647350">
			<xs:selector xpath="./ALLBIBS"/>
			<xs:field xpath="CITKEY"/>
		</xs:key>
		<xs:key name="SQL020124141649220">
			<xs:selector xpath="./AUTHORS"/>
			<xs:field xpath="CITKEY"/>
			<xs:field xpath="AUTNM"/>
		</xs:key>
		<xs:key name="SQL020124141659880">
			<xs:selector xpath="./BOOKTITLE"/>
			<xs:field xpath="BKTITLEID"/>
		</xs:key>
		<xs:key name="SQL020124141700350">
			<xs:selector xpath="./CITBKTITLE"/>
			<xs:field xpath="CITKEY"/>
			<xs:field xpath="BKTITLEID"/>
		</xs:key>
		<xs:key name="SQL020124141647830">
			<xs:selector xpath="./CITFORM"/>
			<xs:field xpath="CITKEY"/>
		</xs:key>
		<xs:key name="SQL020124141658540">
			<xs:selector xpath="./CITJOURNAL"/>
			<xs:field xpath="CITKEY"/>
			<xs:field xpath="JRNLID"/>
		</xs:key>
		<xs:key name="SQL020124141701170">
			<xs:selector xpath="./CITKEYWD"/>
			<xs:field xpath="CITKEY"/>
			<xs:field xpath="KEYWDID"/>
		</xs:key>
		<xs:key name="SQL020124141657630">
			<xs:selector xpath="./CITPUBLISHER"/>
			<xs:field xpath="CITKEY"/>
			<xs:field xpath="PUBID"/>
		</xs:key>
		<xs:key name="SQL020124141659420">
			<xs:selector xpath="./CITSERIES"/>
			<xs:field xpath="CITKEY"/>
			<xs:field xpath="SERIESID"/>
		</xs:key>
		<xs:key name="SQL020124141649880">
			<xs:selector xpath="./EDITORS"/>
			<xs:field xpath="CITKEY"/>
			<xs:field xpath="EDNM"/>
		</xs:key>
		<xs:key name="SQL020124141651140">
			<xs:selector xpath="./INSTITUTIONS"/>
			<xs:field xpath="CITKEY"/>
		</xs:key>
		<xs:key name="SQL020124141652370">
			<xs:selector xpath="./ISBN"/>
			<xs:field xpath="CITKEY"/>
		</xs:key>
		<xs:key name="SQL020124141658170">
			<xs:selector xpath="./JOURNAL"/>
			<xs:field xpath="JRNLID"/>
		</xs:key>
		<xs:key name="SQL020124141700720">
			<xs:selector xpath="./KEYWORD"/>
			<xs:field xpath="KEYWDID"/>
		</xs:key>
		<xs:key name="SQL020124141655090">
			<xs:selector xpath="./MONTHS"/>
			<xs:field xpath="CITKEY"/>
		</xs:key>
		<xs:key name="SQL020124141652740">
			<xs:selector xpath="./NOTES"/>
			<xs:field xpath="CITKEY"/>
			<xs:field xpath="NOTE"/>
		</xs:key>
		<xs:key name="SQL020124141653810">
			<xs:selector xpath="./NUMBERS"/>
			<xs:field xpath="CITKEY"/>
		</xs:key>
		<xs:key name="SQL020124141656380">
			<xs:selector xpath="./PAGES"/>
			<xs:field xpath="CITKEY"/>
		</xs:key>
		<xs:key name="SQL020124141657250">
			<xs:selector xpath="./PUBLISHER"/>
			<xs:field xpath="PUBID"/>
		</xs:key>
		<xs:key name="SQL020124141650540">
			<xs:selector xpath="./SCHOOLS"/>
			<xs:field xpath="CITKEY"/>
		</xs:key>
		<xs:key name="SQL020124141659040">
			<xs:selector xpath="./SERIES"/>
			<xs:field xpath="SERIESID"/>
		</xs:key>
		<xs:key name="SQL020124141650190">
			<xs:selector xpath="./TITLES"/>
			<xs:field xpath="CITKEY"/>
		</xs:key>
		<xs:key name="SQL020124141651970">
			<xs:selector xpath="./TYPES"/>
			<xs:field xpath="CITKEY"/>
		</xs:key>
		<xs:key name="SQL020124141653400">
			<xs:selector xpath="./VOLUMES"/>
			<xs:field xpath="CITKEY"/>
		</xs:key>
		<xs:key name="SQL020124141655520">
			<xs:selector xpath="./YEARS"/>
			<xs:field xpath="CITKEY"/>
		</xs:key>
		<xs:keyref name="SQL020124141656791" refer="SQL020124141647350">
			<xs:selector xpath="./ABSTRACTS"/>
			<xs:field xpath="CITKEY"/>
		</xs:keyref>
		<xs:keyref name="SQL020124141651521" refer="SQL020124141647350">
			<xs:selector xpath="./ADDRESSES"/>
			<xs:field xpath="CITKEY"/>
		</xs:keyref>
		<xs:keyref name="SQL020124141649221" refer="SQL020124141647350">
			<xs:selector xpath="./AUTHORS"/>
			<xs:field xpath="CITKEY"/>
		</xs:keyref>
		<xs:keyref name="SQL020124141700351" refer="SQL020124141647350">
			<xs:selector xpath="./CITBKTITLE"/>
			<xs:field xpath="CITKEY"/>
		</xs:keyref>
		<xs:keyref name="SQL020124141700352" refer="SQL020124141659880">
			<xs:selector xpath="./CITBKTITLE"/>
			<xs:field xpath="BKTITLEID"/>
		</xs:keyref>
		<xs:keyref name="SQL020124141647831" refer="SQL020124141647350">
			<xs:selector xpath="./CITFORM"/>
			<xs:field xpath="CITKEY"/>
		</xs:keyref>
		<xs:keyref name="SQL020124141658541" refer="SQL020124141647350">
			<xs:selector xpath="./CITJOURNAL"/>
			<xs:field xpath="CITKEY"/>
		</xs:keyref>
		<xs:keyref name="SQL020124141658542" refer="SQL020124141658170">
			<xs:selector xpath="./CITJOURNAL"/>
			<xs:field xpath="JRNLID"/>
		</xs:keyref>
		<xs:keyref name="SQL020124141701180" refer="SQL020124141647350">
			<xs:selector xpath="./CITKEYWD"/>
			<xs:field xpath="CITKEY"/>
		</xs:keyref>
		<xs:keyref name="SQL020124141701181" refer="SQL020124141700720">
			<xs:selector xpath="./CITKEYWD"/>
			<xs:field xpath="KEYWDID"/>
		</xs:keyref>
		<xs:keyref name="SQL020124141657631" refer="SQL020124141647350">
			<xs:selector xpath="./CITPUBLISHER"/>
			<xs:field xpath="CITKEY"/>
		</xs:keyref>
		<xs:keyref name="SQL020124141657632" refer="SQL020124141657250">
			<xs:selector xpath="./CITPUBLISHER"/>
			<xs:field xpath="PUBID"/>
		</xs:keyref>
		<xs:keyref name="SQL020124141659430" refer="SQL020124141647350">
			<xs:selector xpath="./CITSERIES"/>
			<xs:field xpath="CITKEY"/>
		</xs:keyref>
		<xs:keyref name="SQL020124141659431" refer="SQL020124141659040">
			<xs:selector xpath="./CITSERIES"/>
			<xs:field xpath="SERIESID"/>
		</xs:keyref>
		<xs:keyref name="SQL020124141649881" refer="SQL020124141647350">
			<xs:selector xpath="./EDITORS"/>
			<xs:field xpath="CITKEY"/>
		</xs:keyref>
		<xs:keyref name="SQL020124141651141" refer="SQL020124141647350">
			<xs:selector xpath="./INSTITUTIONS"/>
			<xs:field xpath="CITKEY"/>
		</xs:keyref>
		<xs:keyref name="SQL020124141652371" refer="SQL020124141647350">
			<xs:selector xpath="./ISBN"/>
			<xs:field xpath="CITKEY"/>
		</xs:keyref>
		<xs:keyref name="SQL020124141655091" refer="SQL020124141647350">
			<xs:selector xpath="./MONTHS"/>
			<xs:field xpath="CITKEY"/>
		</xs:keyref>
		<xs:keyref name="SQL020124141652741" refer="SQL020124141647350">
			<xs:selector xpath="./NOTES"/>
			<xs:field xpath="CITKEY"/>
		</xs:keyref>
		<xs:keyref name="SQL020124141653811" refer="SQL020124141647350">
			<xs:selector xpath="./NUMBERS"/>
			<xs:field xpath="CITKEY"/>
		</xs:keyref>
		<xs:keyref name="SQL020124141656381" refer="SQL020124141647350">
			<xs:selector xpath="./PAGES"/>
			<xs:field xpath="CITKEY"/>
		</xs:keyref>
		<xs:keyref name="SQL020124141650541" refer="SQL020124141647350">
			<xs:selector xpath="./SCHOOLS"/>
			<xs:field xpath="CITKEY"/>
		</xs:keyref>
		<xs:keyref name="SQL020124141650200" refer="SQL020124141647350">
			<xs:selector xpath="./TITLES"/>
			<xs:field xpath="CITKEY"/>
		</xs:keyref>
		<xs:keyref name="SQL020124141651980" refer="SQL020124141647350">
			<xs:selector xpath="./TYPES"/>
			<xs:field xpath="CITKEY"/>
		</xs:keyref>
		<xs:keyref name="SQL020124141653401" refer="SQL020124141647350">
			<xs:selector xpath="./VOLUMES"/>
			<xs:field xpath="CITKEY"/>
		</xs:keyref>
		<xs:keyref name="SQL020124141655521" refer="SQL020124141647350">
			<xs:selector xpath="./YEARS"/>
			<xs:field xpath="CITKEY"/>
		</xs:keyref>
	</xs:element>
</xs:schema>
