﻿<?xml version="1.0" encoding="utf-8" ?>
<xs:schema attributeFormDefault="unqualified" elementFormDefault="qualified" xmlns:xs="http://www.w3.org/2001/XMLSchema">
    <xs:element name="dept_library">
        <xs:complexType>
            <xs:sequence>
                <xs:element name="department" maxOccurs="unbounded">
                    <xs:complexType>
                        <xs:sequence>
                            <xs:element name="name" type="xs:string" />
                            <xs:element name="volume" maxOccurs="unbounded">
                                <xs:complexType>
                                    <xs:sequence>
                                        <xs:element name="year" type="xs:unsignedShort" />
                                        <xs:element name="ref" type="xs:unsignedLong" />
                                        <xs:element name="info" type="xs:string" />
                                        <xs:element name="used_in" type="xs:unsignedShort" maxOccurs="unbounded" />
                                    </xs:sequence>
                                    <xs:attribute name="title" type="xs:string" use="required" />
                                    <xs:attribute name="writer" type="xs:string" use="required" />
                                </xs:complexType>
                            </xs:element>
                        </xs:sequence>
                    </xs:complexType>
                </xs:element>
            </xs:sequence>
        </xs:complexType>
    </xs:element>
</xs:schema>
